Donald C. Lack

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Stockton-on-Tees, GB

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for placing a valve bag on a filling spout
- Patent number 4,158,943
- Issue date Jun 26, 1979
- Canadian Industries Limited
- Donald C. Lack
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL