Dale A. Hill

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Humboldt, IA, US

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Patents Grantslast 30 patents

Information Patent Grant
Valve bag placing machine and method
- Patent number 4,577,454
- Issue date Mar 25, 1986
- Douglas & Lomason Company
- Paul R. Wright
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL