Invention Grant
- Patent Title: Process for producing hydrocarbons
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Application No.: US10648236Application Date: 1936-10-19
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Publication No.: US2209450APublication Date: 1940-07-30
- Inventor: FREY FREDERICK E , HEPP HAROLD J
- Applicant: PHILLIPS PETROLEUM CO
- Assignee: Mirror and Pictures Vermarktungs- und Handelsgesellschaft mbH
- Current Assignee: Mirror and Pictures Vermarktungs- und Handelsgesellschaft mbH
- Priority: US10648236 1936-10-19
- Main IPC: C07C2/56
- IPC: C07C2/56
Public/Granted literature
- US20040072083A1 Photomask for manufacturing semiconductor device Public/Granted day:2004-04-15
Information query
