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公开(公告)号:US1779917A
公开(公告)日:1930-10-28
申请号:US28120728
申请日:1928-05-28
Applicant: ROBINSON WILLIAM E
Inventor: ROBINSON WILLIAM E
IPC: B60B9/06
CPC classification number: B60B9/06
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公开(公告)号:US2189450A
公开(公告)日:1940-02-06
申请号:US25484839
申请日:1939-02-06
Applicant: ROBINSON WILLIAM E
Inventor: ROBINSON WILLIAM E
IPC: A47G23/00
CPC classification number: A47G23/00
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公开(公告)号:US936812A
公开(公告)日:1909-10-12
申请号:US1909488692
申请日:1909-04-08
Applicant: ROBINSON WILLIAM E
Inventor: ROBINSON WILLIAM E
CPC classification number: E06B9/0661
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公开(公告)号:US839512A
公开(公告)日:1906-12-25
申请号:US1906305655
申请日:1906-03-12
Applicant: ROBINSON WILLIAM E
Inventor: ROBINSON WILLIAM E
CPC classification number: F16H3/08 , Y10T74/19395
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公开(公告)号:US740315A
公开(公告)日:1903-09-29
申请号:US1902116726
申请日:1902-07-23
Applicant: ROBINSON WILLIAM E
Inventor: ROBINSON WILLIAM E
CPC classification number: A47J25/00
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