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公开(公告)号：US1608833A
公开(公告)日：1926-11-30
申请号：US49370621
申请日：1921-08-19
Applicant: MATTHEWS W N CORP
Inventor： THEODORE BIRKENMAIER , HEINRICH WALTER A , TRESCOTT JOHN B
IPC: B05B7/08
CPC classification number: B05B7/0861
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