|
US3364760A
|
|
Anti-backlash frictional drive
|
|
US3267771A
|
|
Motion transmitting mechanism
|
|
US3160031A
|
|
Planetary frictional drive mechanism
|
|
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|
|
Casing for variable impedance electrical component
|
|
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|
|
Precision potentiometer
|
|
US2986350A
|
|
Coil winding machine
|
|
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|
|
Coil constructions
|
|
GB725128A
|
|
Improvements in or relating to coil winding apparatus
|
|
US2885646A
|
|
Electrical transformers
|
|
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|
|
Transformers
|
|
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|
|
Coil winding apparatus
|
|
GB707967A
|
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Improvements in or relating to coupling devices including valve assemblies
|
|
GB707968A
|
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Improvements in or relating to fluid seals
|
|
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|
|
Balanced valve
|
|
US2638943A
|
|
Coil winding device
|
|
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|
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Valve and valve seal therefor
|
|
US2479554A
|
|
Valve
|
