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472159
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Patent Grant
472159
References
Source
Patent Number
472,159
Date Filed
Not available
Date Issued
Tuesday, April 5, 1892
132 years ago
CPC
B66B17/16 - for loading and unloading mining-hoist cars or cages
US Classifications
104 - Railways
187 - Elevator, industrial lift truck, or stationary lift for vehicle
414 - Material or article handling
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