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摘要
申请公布号
US2529367(A)
申请公布日期
1950.11.07
申请号
US19480045360
申请日期
1948.08.20
申请人
JOHN BAUMGARTH CO.
发明人
BAUMGARTH JOHN
分类号
B42D5/04;B42D5/06
主分类号
B42D5/04
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代理人
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