|
US1092344A
|
|
Clutch.
|
|
CA146866A
|
|
Speed gear
|
|
GB191212922A
|
|
Improvements in Clutches and Variable Speed Gearing.
|
|
US866926A
|
|
Hydraulic clutch.
|
|
GB190703092A
|
|
Improvements in Clutches applicable for Speed Gears and the like
|
|
GB190620912A
|
|
Improvements in Means for Governing or Controlling Hydraulic Clutches
|
|
GB190609236A
|
|
Improved Hydraulic Clutch for Motor Cars, Machinery and the like purposes.
|
|
GB190521279A
|
|
Improvements Electric Batteries.
|
|
GB189606625A
|
|
A New or Improved Holder for Telephone Receivers.
|
|
CA325093A
|
|
Variable speed gear
|
