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公开(公告)号：US2399873A
公开(公告)日：1946-05-07
申请号：US37217840
申请日：1940-12-28
Applicant: STANCO INC
Inventor： LITTMAN EDWIN R , KLOTZ JOHN R M
CPC classification number: B05D2506/15 , Y10S428/907
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