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公开(公告)号:US1976799A
公开(公告)日:1934-10-16
申请号:US59986232
申请日:1932-03-19
Applicant: STANCO INC
Inventor: NELSON FRANKLIN C
CPC classification number: B05B7/08 , B05B7/2437
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公开(公告)号:US2170644A
公开(公告)日:1939-08-22
申请号:US15837437
申请日:1937-08-10
Applicant: STANCO INC
Inventor: NELSON FRANKLIN C
IPC: C02F1/00
CPC classification number: C02F1/00 , Y10S516/01
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公开(公告)号:US1851588A
公开(公告)日:1932-03-29
申请号:US38554029
申请日:1929-08-13
Applicant: STANCO INC
Inventor: NELSON FRANKLIN C
IPC: B05B11/06
CPC classification number: B05B11/06
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