|
GB190719405A
|
|
Improvements in or relating to Hoisting and Conveying Apparatus
|
|
GB190719406A
|
|
Improvements in or relating to Hoisting and Conveying Apparatus
|
|
GB190717333A
|
|
Improvements in or relating to Grab Buckets.
|
|
GB190705974A
|
|
Improvements in or relating to Coal-tipping Apparatus and the like.
|
|
US861669A
|
|
Clam-shell bucket.
|
|
GB190605607A
|
|
Improvements in or relating to Car Unloading Machines
|
|
US811946A
|
|
Clam-shell bucket.
|
|
US796003A
|
|
Clam-shell bucket.
|
|
US820434A
|
|
Apron for car-dumping machines.
|
|
US790073A
|
|
Loading machinery.
|
|
US779493A
|
|
Loading or unloading machine.
|
|
US776080A
|
|
Truck-driving mechanism.
|
