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公开(公告)号：US1446146A
公开(公告)日：1923-02-20
申请号：US56596322
申请日：1922-06-05
Applicant: ROMEO ARSENAULT , MARTIN PHILLIPS , LOUIS DUCHESNEAU
Inventor： ROMEO ARSENAULT , MARTIN PHILLIPS , LOUIS DUCHESNEAU
IPC: B60B9/20
CPC classification number: B60B9/20
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