Invention Grant
- Patent Title: Internal-combustion engine
-
Application No.: US41721820Application Date: 1920-10-15
-
Publication No.: US1501531APublication Date: 1924-07-15
- Inventor: EARNSHAW WILLIAM B
- Applicant: GEN MOTORS RES CORP
- Assignee: General Motors Research Corp
- Current Assignee: General Motors Research Corp
- Priority: US41721820 1920-10-15
- Main IPC: H01T13/34
- IPC: H01T13/34
Information query
