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发明名称
Packing for pistons, plungers, and the like
摘要
申请公布号
US1769984(A)
申请公布日期
1930.07.08
申请号
US19250059982
申请日期
1925.10.02
申请人
RAYBESTOS-MANHATTAN, INC.
发明人
BOCKIUS CHRIS
分类号
F16J15/32
主分类号
F16J15/32
代理机构
代理人
主权项
地址
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