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Patents
Machine Element Or Mechanism Patents
Gearing Patents
Interchangeably Locked Patents
Slidable Keys Or Clutches
Slidable Keys Or Clutches
Alternative clutch shaft (Class 74/356)
Multiple clutch shafts
Progressive (Class 74/357)
Keys simultaneously slidable (Class 74/358)
Selective (Class 74/359)
Multiple forward and reverse (Class 74/360)
Single forward and reverse (Class 74/361)
Single clutch shaft
Progressive
Multiple key (Class 74/362)
Spur (Class 74/363)
Fluid operated (Class 74/364)
Electrically operated (Class 74/365)
Single key (Class 74/366)
Clutch and ratchet (Class 74/368)
Spur gears (Class 74/369)
Intermediate clutch (Class 74/370)
Sliding clutch carrier (Class 74/371)
Sliding clutch operator (Class 74/372)
Selective (Class 74/373)
Multiple key (Class 74/374)
Spur gears (Class 74/375)
Single speed forward and reverse (Class 74/376)
Spur gears (Class 74/377)
Bevel gears (Class 74/378)
Bevel and idler gears (Class 74/379)
There are no patents to show for this class.