Spring cushion and release mechanism for ground-working tool,申请号US19620217216-传众专利搜索

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发明名称	Spring cushion and release mechanism for ground-working tool
摘要
申请公布号	US3292713(A)	申请公布日期	1966.12.20
申请号	US19620217216	申请日期	1962.08.15
申请人	OLIVER CORPORATION	发明人	MANNHEIM GUENTHER;ZELTWANGER EARL D.;KUSKA DONALD E.
分类号	A01B61/04	主分类号	A01B61/04
代理机构		代理人
主权项
地址

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