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发明名称
CHATTER-PROOF VACUUM SYSTEM FOR PAPER MAKING MACHINES
摘要
申请公布号
CA615012(A)
申请公布日期
1961.02.21
申请号
CAD615012
申请日期
申请人
FRANCES J. BROUGHTON;DOUGLAS H. NEWCOMB
发明人
ARTHUR E. BROUGHTON
分类号
主分类号
代理机构
代理人
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