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发明名称
Anvil
摘要
申请公布号
US2754702(A)
申请公布日期
1956.07.17
申请号
US19540410788
申请日期
1954.02.17
申请人
FRED W. SCHLETZ;HOWARD D. SCHLETZ
发明人
GULLHOLM MARCUS
分类号
B21J19/04
主分类号
B21J19/04
代理机构
代理人
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