ATA990575A - METHOD OF GRINDING DIAMONDS OR DGL. - Google Patents

METHOD OF GRINDING DIAMONDS OR DGL.

Info

Publication number: ATA990575A
Authority: AT; Austria
Prior art keywords: dgl; diamonds; grinding; grinding diamonds
Prior art date: 1975-01-02

Application number

AT990575A

Other languages

German (de)

Other versions

AT340794B (en

Original Assignee

Toye Gemstones Ltd

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

1975-01-02

Filing date

1975-12-30

Publication date

1977-04-15

1975-01-02 Priority claimed from GB92/75A external-priority patent/GB1480431A/en

1975-12-30 Application filed by Toye Gemstones Ltd filed Critical Toye Gemstones Ltd

1977-04-15 Publication of ATA990575A publication Critical patent/ATA990575A/en

1978-01-10 Application granted granted Critical

1978-01-10 Publication of AT340794B publication Critical patent/AT340794B/en

Links

Classifications

- A—HUMAN NECESSITIES
- A44—HABERDASHERY; JEWELLERY
- A44C—PERSONAL ADORNMENTS, e.g. JEWELLERY; COINS
- A44C17/00—Gems or the like
- A44C17/001—Faceting gems

AT990575A 1975-01-02 1975-12-30 METHOD OF GRINDING DIAMONDS OR DGL. AT340794B (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
GB92/75A GB1480431A (en)	1975-01-02	1975-01-02	Method of polishing diamonds
GB4373575		1975-10-24

Publications (2)

Publication Number	Publication Date
ATA990575A true ATA990575A (en)	1977-04-15
AT340794B AT340794B (en)	1978-01-10

Family

ID=26235682

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
AT990575A AT340794B (en)	1975-01-02	1975-12-30	METHOD OF GRINDING DIAMONDS OR DGL.

Country Status (19)

Country	Link
JP (1)	JPS5193495A (en)
AT (1)	AT340794B (en)
AU (1)	AU502807B2 (en)
BR (1)	BR7508745A (en)
CA (1)	CA1062484A (en)
CH (1)	CH593779A5 (en)
DE (1)	DE2558495A1 (en)
DK (1)	DK593675A (en)
ES (1)	ES217820Y (en)
FI (1)	FI753698A (en)
FR (1)	FR2296503A1 (en)
IE (1)	IE42227B1 (en)
IL (1)	IL48765A (en)
IT (1)	IT1055720B (en)
LU (1)	LU74117A1 (en)
NL (1)	NL7515258A (en)
NO (1)	NO754366L (en)
NZ (1)	NZ179674A (en)
SE (1)	SE410267B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4020649A (en) *	1976-05-27	1977-05-03	Henry Grossbard	Brilliantized step cut diamond
IL58834A (en) *	1978-12-06	1982-12-31	Clarke Roger Maxwell	Gemstone and method and device for cutting it
DE4210995C2 (en) *	1992-04-02	1997-04-03	Ulrich Dr Freiesleben	Cut gem, especially diamond
DE4409291A1 (en) *	1994-03-18	1995-09-21	Norbert Muerrle	Translucent jewel stone for jewellery

1975
- 1975-12-19 IE IE2781/75A patent/IE42227B1/en unknown
- 1975-12-23 SE SE7514619A patent/SE410267B/en unknown
- 1975-12-23 NO NO754366A patent/NO754366L/no unknown
- 1975-12-23 CA CA242,458A patent/CA1062484A/en not_active Expired
- 1975-12-24 DE DE19752558495 patent/DE2558495A1/en not_active Withdrawn
- 1975-12-29 IL IL48765A patent/IL48765A/en unknown
- 1975-12-30 FI FI753698A patent/FI753698A/fi not_active Application Discontinuation
- 1975-12-30 DK DK593675A patent/DK593675A/en unknown
- 1975-12-30 BR BR7508745*A patent/BR7508745A/en unknown
- 1975-12-30 LU LU74117A patent/LU74117A1/xx unknown
- 1975-12-30 AT AT990575A patent/AT340794B/en not_active IP Right Cessation
- 1975-12-31 FR FR7540354A patent/FR2296503A1/en not_active Withdrawn
- 1975-12-31 NL NL7515258A patent/NL7515258A/en not_active Application Discontinuation
- 1975-12-31 IT IT70248/75A patent/IT1055720B/en active
- 1975-12-31 AU AU87996/75A patent/AU502807B2/en not_active Expired
- 1975-12-31 ES ES1975217820U patent/ES217820Y/en not_active Expired
1976
- 1976-01-05 CH CH1776A patent/CH593779A5/xx not_active IP Right Cessation
- 1976-01-05 JP JP51000728A patent/JPS5193495A/ja active Pending
- 1976-01-06 NZ NZ179674A patent/NZ179674A/en unknown

Also Published As

Publication number	Publication date
FR2296503A1 (en)	1976-07-30
DE2558495A1 (en)	1976-07-15
IL48765A0 (en)	1976-02-29
JPS5193495A (en)	1976-08-16
IT1055720B (en)	1982-01-11
BR7508745A (en)	1977-05-17
SE7514619L (en)	1976-07-05
LU74117A1 (en)	1976-07-20
IL48765A (en)	1978-04-30
IE42227B1 (en)	1980-07-02
IE42227L (en)	1976-07-02
FI753698A (en)	1976-07-03
NO754366L (en)	1976-07-05
NL7515258A (en)	1976-07-06
DK593675A (en)	1976-07-03
CA1062484A (en)	1979-09-18
AU502807B2 (en)	1979-08-09
ES217820U (en)	1976-08-16
SE410267B (en)	1979-10-08
ES217820Y (en)	1977-01-01
CH593779A5 (en)	1977-12-15
AU8799675A (en)	1977-07-07
NZ179674A (en)	1978-03-06
AT340794B (en)	1978-01-10

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Legal Events

Date	Code	Title	Description
1981-01-15	ELJ	Ceased due to non-payment of the annual fee