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US1618957A
|
|
Support for conveyer belts
|
|
US1620668A
|
|
Steering mechanism for creeper tractors
|
|
US1579372A
|
|
Means for steering creeper tractors
|
|
US1534020A
|
|
Tractor bridge crane
|
|
US1529418A
|
|
Means for operating rail clamps
|
|
US1509187A
|
|
Grab bucket
|
|
US1493953A
|
|
Lumber-carrier grapple
|
|
US1483828A
|
|
Retriever for ropes and like articles
|
|
US1497305A
|
|
Support for conveyer belts
|
|
US1499319A
|
|
Belt conveyer
|
|
US1516027A
|
|
Means for weighing loads
|
|
US1509210A
|
|
Means for controlling solenoid brakes
|
|
US1466657A
|
|
Rail clamp for overhead cranes
|
|
GB183448A
|
|
Improvements in grab buckets
|
|
DE374510C
|
|
Gripper
|
|
US1463307A
|
|
Storage bin
|
|
US1476485A
|
|
Building section
|
|
US1404468A
|
|
Means for steering tractors
|
|
GB156701A
|
|
Improved driving gear for hoisting machinery
|
|
US1403510A
|
|
Roofing and similar construction
|
