FR31171E - Captive observation balloon convertible into an airship - Google Patents

Captive observation balloon convertible into an airship

Info

Publication number: FR31171E
Authority: FR; France
Prior art keywords: airship; convertible; observation balloon; captive; captive observation
Prior art date: 1925-11-13
Legal status (The legal status 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 status listed.): Expired

Application number

Other languages

Inventor

Luigi Avorio

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.)

1925-11-13

Filing date

1925-11-13

Publication date

1927-01-26

1925-11-13 Application filed filed Critical

1927-01-26 Application granted granted Critical

1927-01-26 Publication of FR31171E publication Critical patent/FR31171E/en

Status Expired legal-status Critical Current

Classifications

- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64B—LIGHTER-THAN AIR AIRCRAFT
- B64B1/00—Lighter-than-air aircraft
- B64B1/40—Balloons

Landscapes

Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
Aviation & Aerospace Engineering (AREA)

FR31171D 1925-11-13 1925-11-13 Captive observation balloon convertible into an airship Expired FR31171E (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
FR31171T		1925-11-13

Publications (1)

Publication Number	Publication Date
FR31171E true FR31171E (en)	1927-01-26

Family

ID=8669003

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR31171D Expired FR31171E (en)	1925-11-13	1925-11-13	Captive observation balloon convertible into an airship

Country Status (1)

Country	Link
FR (1)	FR31171E (en)

1925
- 1925-11-13 FR FR31171D patent/FR31171E/en not_active Expired

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