Invention Grant
- Patent Title: Draft arm
- Patent Title (中): 拔臂
-
Application No.: US68479324Application Date: 1924-01-07
-
Publication No.: US1513956APublication Date: 1924-11-04
- Inventor: BARTSCH HERBERT E
- Applicant: UNIVERSAL DRAFT GEAR ATTACHMEN
- Assignee: Universal Draft Gear Attachmen
- Current Assignee: Universal Draft Gear Attachmen
- Priority: US68479324 1924-01-07
- Main IPC: B61G9/22
- IPC: B61G9/22
Information query
