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GB252911A
|
|
Improved method of and means for controlling the admission of motive fluid to engines
|
|
GB257044A
|
|
Improvements in and relating to power machines
|
|
GB257043A
|
|
Improvements in or relating to power digging devices
|
|
US1544054A
|
|
Excavating machine
|
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US1594919A
|
|
Control mechanism
|
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US1578702A
|
|
Power shovel
|
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US1572870A
|
|
Clutch
|
|
US1519101A
|
|
Excavating device
|
|
US1556574A
|
|
Excavating machine and the like
|
|
US1560194A
|
|
Crane or the like
|
|
US1560522A
|
|
Hoist
|
|
US1602562A
|
|
Power excavator
|
|
US1592842A
|
|
Speed-changing device
|
|
US1542981A
|
|
Power excavating machine and method of actuating the same
|
|
US1542982A
|
|
Power excavating machine and method of actuating the same
|
|
US1542974A
|
|
Power excavating machine and method of actuating the same
|
|
US1516878A
|
|
Hoisting apparatus
|
|
US1643598A
|
|
Traveling track sprocket
|
|
US1653832A
|
|
Sprocket-chain link
|
|
US1650415A
|
|
Method of and mechanism for controlling variable-speed engines
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