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发明名称
Feed mechanism attachment for power driven portable drills
摘要
申请公布号
US3089357(A)
申请公布日期
1963.05.14
申请号
US19600042357
申请日期
1960.07.12
申请人
WALTER GRAU HENRY
发明人
GRAU HENRY WALTER
分类号
B23B45/14;B23Q5/50;B25H1/00
主分类号
B23B45/14
代理机构
代理人
主权项
地址
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