-
公开(公告)号:US2056501A
公开(公告)日:1936-10-06
申请号:US75015434
申请日:1934-10-26
Applicant: BERGER CHARLES E , PARKES RALPH C
Inventor: BERGER CHARLES E , PARKES RALPH C
CPC classification number: B65G17/10 , B65G17/067 , B65G2201/04
-
公开(公告)号:US1184812A
公开(公告)日:1916-05-30
申请号:US4754615
申请日:1915-08-26
Applicant: HENRY HOWDEN , BERGER CHARLES E
Inventor: BERGER CHARLES E
CPC classification number: G04F1/06
-
公开(公告)号:US1184811A
公开(公告)日:1916-05-30
申请号:US1773615
申请日:1915-03-29
Applicant: HENRY HOWDEN , BERGER CHARLES E
Inventor: BERGER CHARLES E
CPC classification number: A47J29/06
-
-