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公开(公告)号:US1523905A
公开(公告)日:1925-01-20
申请号:US69441024
申请日:1924-02-21
申请人: OLLIE S STIERWALT , JACOB S HULL , LUCY F KLECKNER , WILLIAM E ARTHUR , ARTHUR C BATTERSHALL , CLAREN O NEIL , HARRY W BELKNAP , CHARLES POOL , ROBERT H EDMISTON , VIRGIL BLYTHE , JESSE O LONGSWORTH , FRANK GUETH , ARCHIE CLARK , SHERMAN HART J
发明人: SAUNDERS DAVID M
IPC分类号: B61L29/20
CPC分类号: B61L29/20