Albert E. Holmberg

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Edina, MN, US

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Patents Grantslast 30 patents

Information Patent Grant
Reclosable container
- Patent number 4,632,299
- Issue date Dec 30, 1986
- Albert E. Holmberg
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Prefabricated bindable sheet
- Patent number 4,618,520
- Issue date Oct 21, 1986
- The Holmberg Company
- Albert E. Holmberg
- B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information Patent Grant
Prefabricated bindable sheet and binding method and apparatus
- Patent number 4,525,116
- Issue date Jun 25, 1985
- The Holmberg Company
- Albert E. Holmberg
- B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information Patent Grant
Paper sheets having recessed pressure-sensitive glued edge with a r...
- Patent number 4,447,481
- Issue date May 8, 1984
- The Holmberg Company
- Albert E. Holmberg
- B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD