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公开(公告)号:US808200A
公开(公告)日:1905-12-26
申请号:US1905251505
申请日:1905-03-22
Applicant: GRAYBILL JOHN E
Inventor: GRAYBILL JOHN E
CPC classification number: H01H85/36
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公开(公告)号:US938477A
公开(公告)日:1909-11-02
申请号:US1904215365
申请日:1904-07-05
Applicant: GRAYBILL JOHN E
Inventor: GRAYBILL JOHN E
CPC classification number: H01H85/201
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公开(公告)号:US1262582A
公开(公告)日:1918-04-09
申请号:US1914865219
申请日:1914-10-05
Applicant: GRAYBILL JOHN E
Inventor: GRAYBILL JOHN E
CPC classification number: H01H85/44
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公开(公告)号:US988461A
公开(公告)日:1911-04-04
申请号:US1908445946
申请日:1908-07-29
Applicant: GRAYBILL JOHN E
Inventor: GRAYBILL JOHN E
CPC classification number: H02G3/14
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公开(公告)号:US954954A
公开(公告)日:1910-04-12
申请号:US1907373771
申请日:1907-05-15
Applicant: GRAYBILL JOHN E
Inventor: GRAYBILL JOHN E
CPC classification number: F16L17/04
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公开(公告)号:US1587072A
公开(公告)日:1926-06-01
申请号:US54784522
申请日:1922-03-29
Applicant: GRAYBILL JOHN E
Inventor: GRAYBILL JOHN E
IPC: F16K31/58
CPC classification number: F16K31/58 , Y10T137/86292 , Y10T137/88046
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公开(公告)号:US1122911A
公开(公告)日:1914-12-29
申请号:US1912708715
申请日:1912-07-10
Applicant: GRAYBILL JOHN E
Inventor: GRAYBILL JOHN E
CPC classification number: F21V17/00
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公开(公告)号:US969361A
公开(公告)日:1910-09-06
申请号:US1906334762
申请日:1906-09-15
Applicant: GRAYBILL JOHN E
Inventor: GRAYBILL JOHN E
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