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*
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1883-07-17 |
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crowell |
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US2248764A
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*
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1939-11-24 |
1941-07-08 |
Jacobsen Mfg Co |
Spring lever clutch
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US2296212A
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1940-07-24 |
1942-09-15 |
Kluglein Theobald |
Treatment chair
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1990-04-30 |
1991-03-26 |
Dana Corporation |
Lever adjustment method
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USD409862S
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1997-11-19 |
1999-05-18 |
Alan Glaser |
Chair tilting mechanism
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1999-04-14 |
2005-06-07 |
Caleb Chung |
Clutch
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1999-05-14 |
2000-10-17 |
Cao; Zi-Wen |
Locking device for a rotatable chair or table
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2000-10-07 |
2002-04-11 |
Zf Sachs Ag |
Housing arrangement for a pressure plate assembly, pressure plate assembly for a friction clutch
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2001-10-01 |
2003-04-17 |
Zf Sachs Ag |
Housing arrangement for a friction clutch
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2006-05-03 |
2007-09-18 |
Donati S.P.A. |
Seat component
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USD553885S1
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2006-12-19 |
2007-10-30 |
Leggett & Platt Canada Co. |
Chair control
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2007-05-10 |
2008-12-30 |
L&P Property Management Company |
Recliner chair shielding assembly
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2009-06-05 |
2011-11-01 |
Ace Manufacturing & Parts Company |
Clutch adjustment mechanism
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2010-09-16 |
2014-09-02 |
Schaeffler Technologies AG & Co. KG |
Pivot ring for a manual clutch
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2012-09-21 |
2015-07-28 |
Baultar I.D. Inc. |
Seat adjustment system
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USD779256S1
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2015-03-04 |
2017-02-21 |
A-Dec, Inc. |
Adjustment handle
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2015-03-05 |
2018-01-09 |
A-Dec, Inc. |
Seat assembly for task-oriented seating
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2015-06-25 |
2016-10-25 |
Bock 1 Gmbh & Co. Kg |
Mechanism for an office chair
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