Invention Grant
- Patent Title: Asphaltic composition
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Application No.: US4731935Application Date: 1935-10-29
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Publication No.: US2041279APublication Date: 1936-05-19
- Inventor: BRAY ULRIC B
- Applicant: UNION OIL CO
- Assignee: Union Oil Co
- Current Assignee: Union Oil Co
- Priority: US4731935 1935-10-29; US72048834 1934-04-13
- Main IPC: C08L95/00
- IPC: C08L95/00
Information query
