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发明名称
Detachable face plate for suction heads
摘要
申请公布号
US2260263(A)
申请公布日期
1941.10.21
申请号
US19390278461
申请日期
1939.06.10
申请人
J. C. MULLER N. V.
发明人
ROBER CONSTANTIN FRIEDRICH
分类号
A24C1/28
主分类号
A24C1/28
代理机构
代理人
主权项
地址
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