Invention Grant
- Patent Title: Wire drawing machine
- Patent Title (中): 拉丝机
-
Application No.: US1834048Application Date: 1948-04-01
-
Publication No.: US2521838APublication Date: 1950-09-12
- Inventor: ERTNER EDWARD W
- Applicant: WESTERN ELECTRIC CO
- Assignee: Lucent Technologies Inc
- Current Assignee: Lucent Technologies Inc
- Priority: US1834048 1948-04-01
- Main IPC: B21C1/12
- IPC: B21C1/12
Information query
