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公开(公告)号：US1343092A
公开(公告)日：1920-06-08
申请号：US31170919
申请日：1919-07-18
Applicant: SHINN GEORGE C
Inventor： SHINN GEORGE C
IPC: F02M1/00
CPC classification number: F02M1/00 , F02M2700/4345
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公开(公告)号：US1445562A
公开(公告)日：1923-02-13
申请号：US31634519
申请日：1919-08-09
Applicant: SHINN GEORGE C
Inventor： SHINN GEORGE C
IPC: B60B39/00
CPC classification number: B60B39/00
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