US1236047A
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Apparatus for handling material.
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US1266168A
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Skip attachment for excavator-buckets.
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US1201258A
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Grapple for hoisting and conveying machines.
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US1136939A
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Hoisting and conveying machine.
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CA163593A
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Hanger for tramways
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US1128909A
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Hanger connection for overhead tramways.
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US1152879A
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Means for hoisting and conveying lumber-packages.
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US1126550A
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Means for clamping cars in tipples.
|
US1131489A
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Dumping-truck.
|
US1165947A
|
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Means for bringing up cars to tipples.
|
US1070545A
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Truck-frame.
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CA142699A
|
|
Overhead tramway mechanism
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CA142700A
|
|
Jack beam
|
US1035265A
|
|
Hoisting and conveying machine.
|
CA140845A
|
|
Coal screen
|
US1035267A
|
|
Jack-beam.
|
US1059334A
|
|
Means for operating shovel-buckets and similar receptacles.
|
US1024836A
|
|
Mechanism for operating cranes.
|
CA135737A
|
|
Ore moving apparatus
|
US1008218A
|
|
Means for handling freight in storage-buildings.
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