Samuel P. Cummins

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Tinley Park, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
Drum evacuator apparatus
- Patent number 4,986,717
- Issue date Jan 22, 1991
- Algra Inc.
- Samuel P. Cummins
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL