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US1744119A
|
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Handhole closure
|
|
US1804219A
|
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Refrigerator car
|
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US1741630A
|
|
Refrigerator car
|
|
US1690412A
|
|
Grate construction for the ice compartments of refrigerator cars
|
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US1613830A
|
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Ventilating door for the hatchways of refrigerator cars
|
|
US1637861A
|
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Ventilating door for the hatchways of refrigerator cars
|
|
US1543161A
|
|
Fastener for the floor racks of railroad cars
|
|
US1626834A
|
|
Car-door-latching device
|
|
US1643892A
|
|
Air-circulating means for refrigerator cars
|
|
US1643984A
|
|
Means for sealing wall and floor joints, etc.
|
|
US1542053A
|
|
Car-door fastener
|
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CA280547A
|
|
Car door latch
|
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CA277028A
|
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Ice grate
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