Invention Grant
- Patent Title: Blowpipe
-
Application No.: US13742037Application Date: 1937-04-17
-
Publication No.: US2198342APublication Date: 1940-04-23
- Inventor: JACOBSSON WILGOT J , OLDHAM SAMUEL R
- Applicant: OXWELD ACETYLENE CO
- Assignee: Oxweld Acetylene Co
- Current Assignee: Oxweld Acetylene Co
- Priority: US13742037 1937-04-17
- Main IPC: F23D14/38
- IPC: F23D14/38 ; F23D14/82
Public/Granted literature
- US09077850B1 Recording multi-party video calls Public/Granted day:2015-07-07
Information query
