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发明名称
Magnetic rake
摘要
申请公布号
US2056906(A)
申请公布日期
1936.10.06
申请号
US19350017521
申请日期
1935.04.20
申请人
FERRO ENAMEL CORPORATION
发明人
PARKHILL CLARENCE D.
分类号
B28C1/20;C23D5/00
主分类号
B28C1/20
代理机构
代理人
主权项
地址
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