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公开(公告)号:US1876363A
公开(公告)日:1932-09-06
申请号:US45585130
申请日:1930-05-26
Applicant: ROBERT MITCHELL COMPANY LTD
Inventor: TAYLOR HAROLD V
IPC: E06B3/50
CPC classification number: E06B3/5063 , E06B3/50
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2.
公开(公告)号:US2513624A
公开(公告)日:1950-07-04
申请号:US7298749
申请日:1949-01-26
Applicant: ROBERT MITCHELL COMPANY LTD
Inventor: ALFRED BUNKER HARRY
IPC: A47K1/02
CPC classification number: A47K1/02 , E03C2201/90
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公开(公告)号:US2128870A
公开(公告)日:1938-08-30
申请号:US13730637
申请日:1937-04-16
Applicant: ROBERT MITCHELL COMPANY LTD
Inventor: WOELFEL HAROLD M
IPC: B61D25/00
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公开(公告)号:US2498940A
公开(公告)日:1950-02-28
申请号:US7298849
申请日:1949-01-26
Applicant: ROBERT MITCHELL COMPANY LTD
Inventor: ALFRED BUNKER HARRY
CPC classification number: B61D35/002 , A47K1/02 , E03C2201/90
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公开(公告)号:US1876365A
公开(公告)日:1932-09-06
申请号:US50763531
申请日:1931-01-09
Applicant: ROBERT MITCHELL COMPANY LTD
Inventor: TAYLOR HAROLD V
IPC: E06B3/50
CPC classification number: E06B3/5063 , E06B3/50
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公开(公告)号:US1769346A
公开(公告)日:1930-07-01
申请号:US26244928
申请日:1928-03-17
Applicant: ROBERT MITCHELL COMPANY LTD
Inventor: KENNEDY HUGH M
IPC: B65G11/04
CPC classification number: B65G11/04
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公开(公告)号:US1649229A
公开(公告)日:1927-11-15
申请号:US13669726
申请日:1926-09-20
Applicant: ROBERT MITCHELL COMPANY LTD
Inventor: HOLLAND ST CLAIR C
CPC classification number: B61L5/18 , F21S41/125
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公开(公告)号:US2508915A
公开(公告)日:1950-05-23
申请号:US6072348
申请日:1948-11-18
Applicant: ROBERT MITCHELL COMPANY LTD
Inventor: HECTOR HARDIE JAMES
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公开(公告)号:US2436769A
公开(公告)日:1948-02-24
申请号:US65503646
申请日:1946-03-18
Applicant: ROBERT MITCHELL COMPANY LTD
Inventor: HARDIE JAMES H
IPC: E05C1/14
CPC classification number: E05C1/14 , Y10T292/0976
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公开(公告)号:US1655550A
公开(公告)日:1928-01-10
申请号:US15362326
申请日:1926-12-09
Applicant: ROBERT MITCHELL COMPANY LTD
Inventor: KENNEDY HUGH M
IPC: E06B3/90
CPC classification number: E06B3/90 , E05Y2900/132
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