-
公开(公告)号:US1670255A
公开(公告)日:1928-05-15
申请号:US21645327
申请日:1927-08-30
Applicant: GREGORY CHARLES C
Inventor: GREGORY CHARLES C
IPC: B62B1/10
CPC classification number: B62B1/10
公开(公告)号:US1670255A
公开(公告)日:1928-05-15
申请号:US21645327
申请日:1927-08-30
Applicant: GREGORY CHARLES C
Inventor: GREGORY CHARLES C
IPC: B62B1/10
CPC classification number: B62B1/10