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公开(公告)号:US2887613A
公开(公告)日:1959-05-19
申请号:US61777856
申请日:1956-10-23
Applicant: HEYER IND INC
Inventor: ST JOHN JOHN H
IPC: H03K4/86
CPC classification number: H03K4/86
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公开(公告)号:US2875402A
公开(公告)日:1959-02-24
申请号:US62138956
申请日:1956-11-09
Applicant: HEYER IND INC
Inventor: ST JOHN JOHN H
CPC classification number: H01G2/00 , F02P17/02 , H05K1/141 , H05K1/184 , H05K3/3405 , H05K3/366 , H05K2201/09172 , H05K2201/10446 , H05K2201/1053 , H05K2201/10643
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公开(公告)号:US2435607A
公开(公告)日:1948-02-10
申请号:US44998242
申请日:1942-07-07
Applicant: HEYER IND INC
Inventor: ST JOHN JOHN H
IPC: H01H50/44
CPC classification number: H01H50/44
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