|
GB487886A
|
|
Device for measuring deformation of machine frames and the like under load
|
|
GB463930A
|
|
Improvements in screw presses
|
|
GB386592A
|
|
Improvements in safety arrangements for preventing the overloading of machine parts
|
|
GB341597A
|
|
Improvements in forging machines
|
|
GB286658A
|
|
Device for retarding or stopping a moved weight
|
|
US1903049A
|
|
Rotary key clutch
|
|
GB291848A
|
|
Improvements in rotary key clutches
|
|
US1630183A
|
|
Rotary-key clutch
|
|
US1520351A
|
|
Rotary key clutch
|
|
GB233502A
|
|
Improved rotary key clutch
|
|
GB214432A
|
|
Combined metal forging and shearing press
|
|
US1371787A
|
|
Rotary-key coupling
|
|
US1370115A
|
|
Safety device for reciprocating machines
|
|
GB150964A
|
|
Safety device for presses and the like
|
|
GB150963A
|
|
Rotary key coupling
|
