Paul K. Schilling

Follow

Person

St. Paul, MN, US

People

Patents Grantslast 30 patents

Information Patent Grant
Apparatus for the preparation of display blocks of urea formaldehyd...
- Patent number 4,187,066
- Issue date Feb 5, 1980
- H & S Industries, Inc.
- John A. Hobson
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Floral display blocks of urea-formaldehyde foam
- Patent number 4,119,757
- Issue date Oct 10, 1978
- H & S Industries, Inc.
- John A. Hobson
- B44 - DECORATIVE ARTS