|
GB284439A
|
|
Improvements in or relating to jigging conveyors
|
|
GB267754A
|
|
Improvements in or relating to coal cutting machines
|
|
GB275352A
|
|
Improvements in or relating to the haulage or driving mechanism of coal cutting machines
|
|
US1605112A
|
|
Slot-closing strip for slotted coil-carrying members of dynamo-electric machines
|
|
GB264700A
|
|
Improvements in or relating to jigging conveyors
|
|
GB274553A
|
|
Improvements in or relating to the ventilation or pressure relief of fireproof electrical apparatus
|
|
US1598406A
|
|
Protection of electrical apparatus from overloads
|
|
GB267644A
|
|
Improvements relating to dynamo-electric machines
|
|
GB248177A
|
|
Improvements in or relating to dynamo-electric machines
|
|
US1534182A
|
|
Rotary engine
|
