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2151117
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Information
Patent Grant
2151117
References
Source
Patent Number
2,151,117
Date Filed
Not available
Date Issued
Tuesday, March 21, 1939
85 years ago
CPC
A01B63/166 - manually adjustable
A01B63/04 - Hand devices Hand devices with mechanical accumulators
A01B63/045 - for vertically adjusting wheels or similar rotary supporting elements
US Classifications
172 - Earth working
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