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发明名称
Improvements relating to board hammers
摘要
申请公布号
GB641586(A)
申请公布日期
1950.08.16
申请号
GB19480025123
申请日期
1948.09.27
申请人
BRETTS PATENT LIFTER COMPANY LIMITED;ERNEST GOALBY;WILLIAM JOSEPH MORIARTY
发明人
分类号
B21J7/36
主分类号
B21J7/36
代理机构
代理人
主权项
地址
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