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发明名称
Apparatus for testing self-sealing properties of sheet material
摘要
申请公布号
US2723554(A)
申请公布日期
1955.11.15
申请号
US19520326372
申请日期
1952.12.16
申请人
SAMUEL BERLIN AARON;CLASSEN ROBERT J;NOVAK CHARLES F;HAWKINS FRANK L
发明人
BERLIN AARON SAMUEL;CLASSEN ROBERT J.;NOVAK CHARLES F.;HAWKINS FRANK L.
分类号
G01N1/00;G01N3/00;G01N3/02;G01N3/04;G01N33/00
主分类号
G01N1/00
代理机构
代理人
主权项
地址
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