Invention Grant
- Patent Title: Coke-oven door.
- Patent Title (中): 焦炉门。
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Application No.: US1912710304Application Date: 1912-07-18
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Publication No.: US1050677APublication Date: 1913-01-14
- Inventor: MITCHELL THOMAS J , MCCREARY JAMES A
- Applicant: MITCHELL THOMAS J , MCCREARY JAMES A
- Assignee: Thomas J Mitchell,James A Mccreary
- Current Assignee: Thomas J Mitchell,James A Mccreary
- Priority: US1912710304 1912-07-18
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