Invention Grant
- Patent Title: Oil well orientation device
- Patent Title (中): 油井定向装置
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Application No.: US3013148Application Date: 1948-05-29
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Publication No.: US2632959APublication Date: 1953-03-31
- Inventor: BOUCHER FRANK G
- Applicant: STANDARD OIL DEV CO
- Assignee: Standard Oil Development Co
- Current Assignee: Standard Oil Development Co
- Priority: US3013148 1948-05-29
- Main IPC: E21B47/024
- IPC: E21B47/024
Information query
