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公开(公告)号:US1130518A
公开(公告)日:1915-03-02
申请号:US1907381028
申请日:1907-06-27
Applicant: AMERICAN PNEUMATIC SERVICE CO
Inventor: JENNINGS CHESTER SNOW
CPC classification number: B65G51/02
公开(公告)号:US1130518A
公开(公告)日:1915-03-02
申请号:US1907381028
申请日:1907-06-27
Applicant: AMERICAN PNEUMATIC SERVICE CO
Inventor: JENNINGS CHESTER SNOW
CPC classification number: B65G51/02