Gerardus M. Tromp

Follow

Person

The Hague, NL

People

Patents Grantslast 30 patents

Information Patent Grant
Paper sheet cartridge
- Patent number 4,264,992
- Issue date May 5, 1981
- Gerardus M. Tromp
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information Patent Grant
Device to apply a paper sheet to a closet seat
- Patent number 4,257,131
- Issue date Mar 24, 1981
- Gerardus M. Tromp
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information Patent Grant
Device to apply a paper sheet to a closet seat
- Patent number 4,203,530
- Issue date May 20, 1980
- Gerardus M. Tromp
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...