Hanson; Violet M.

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Old Bethpage, NY, US

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for the automatic manufacture of flat bottom bags
- Patent number 4,892,511
- Issue date Jan 9, 1990
- Hanson; Violet M.
- Robert A. Luciano
- B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD
Information Patent Grant
Machine and method for manufacturing square or flat bottom bags hav...
- Patent number 4,230,030
- Issue date Oct 28, 1980
- Hanson; Violet M.
- Violet M. Hanson
- B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD
Information Patent Grant
Apparatus for forming flat bottom plastic bags
- Patent number 3,988,970
- Issue date Nov 2, 1976
- Hanson; Violet M.
- Violet M. Hanson
- B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD