Balancer or leveling mechanism for gasholders,申请号US19450634806-传众专利搜索

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发明名称	Balancer or leveling mechanism for gasholders
摘要
申请公布号	US2457762(A)	申请公布日期	1948.12.28
申请号	US19450634806	申请日期	1945.12.13
申请人	WIGGINS JOHN H	发明人	WIGGINS JOHN H.
分类号	F17B1/00	主分类号	F17B1/00
代理机构		代理人
主权项
地址

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