-
公开(公告)号:US1928882A
公开(公告)日:1933-10-03
申请号:US46908930
申请日:1930-07-19
Applicant: VARIETY MFG COMPANY
Inventor: COPPOCK IRA M
IPC: B60B3/00
公开(公告)号:US1928882A
公开(公告)日:1933-10-03
申请号:US46908930
申请日:1930-07-19
Applicant: VARIETY MFG COMPANY
Inventor: COPPOCK IRA M
IPC: B60B3/00