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公开(公告)号:US2259758A
公开(公告)日:1941-10-21
申请号:US33036640
申请日:1940-04-18
Applicant: LUCE GRAFTON E
Inventor: LUCE GRAFTON E
IPC: H01H43/30
CPC classification number: H01H43/304
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公开(公告)号:US2084351A
公开(公告)日:1937-06-22
申请号:US4067335
申请日:1935-09-16
Applicant: LUCE GRAFTON E
Inventor: LUCE GRAFTON E
IPC: C02F3/04
CPC classification number: B01D24/24 , B01D2201/087
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公开(公告)号:US1500949A
公开(公告)日:1924-07-08
申请号:US63013623
申请日:1923-04-05
Applicant: LUCE GRAFTON E
Inventor: LUCE GRAFTON E
IPC: F27D1/16
CPC classification number: F27D1/1621
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公开(公告)号:US1490898A
公开(公告)日:1924-04-15
申请号:US36959420
申请日:1920-03-29
Applicant: LUCE GRAFTON E
Inventor: LUCE GRAFTON E
IPC: B66C1/24
CPC classification number: B66C1/24
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公开(公告)号:US1490076A
公开(公告)日:1924-04-08
申请号:US43083720
申请日:1920-12-15
Applicant: LUCE GRAFTON E
Inventor: LUCE GRAFTON E
IPC: B65G49/08
CPC classification number: B65G49/085
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公开(公告)号:US1369752A
公开(公告)日:1921-02-22
申请号:US28560319
申请日:1919-03-27
Applicant: LUCE GRAFTON E
Inventor: LUCE GRAFTON E
IPC: F27D3/00
CPC classification number: F27D3/0022
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公开(公告)号:US827807A
公开(公告)日:1906-08-07
申请号:US1905285855
申请日:1905-11-04
Applicant: LUCE GRAFTON E , LAMBERT FRANK
Inventor: LUCE GRAFTON E , LAMBERT FRANK
CPC classification number: B61D3/04
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