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发明名称
Press-knob
摘要
申请公布号
US2933793(A)
申请公布日期
1960.04.26
申请号
US19540466742
申请日期
1954.11.04
申请人
ADALBERTO STEINBERG;ALFREDO CAVADINI
发明人
STEINBERG ADALBERTO;CAVADINI ALFREDO
分类号
A44B17/00
主分类号
A44B17/00
代理机构
代理人
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地址
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