Invention Grant
- Patent Title: Pressure-filter.
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Application No.: US1913760587Application Date: 1913-04-12
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Publication No.: US1083305APublication Date: 1914-01-06
- Inventor: SWEETLAND ERNEST J
- Applicant: SWEETLAND ERNEST J
- Assignee: Ernest J Sweetland
- Current Assignee: Ernest J Sweetland
- Priority: US1913760587 1913-04-12
Information query
