John D. Langwell

Follow

Person

Freeport, NY, US

People

Patents Grantslast 30 patents

Information Patent Grant
Sheet dispenser and display and holder therefor
- Patent number 4,919,377
- Issue date Apr 24, 1990
- Sandy Alexander, Inc.
- Herman P. Alexander
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information Patent Grant
Pad holder adapted for multiple modes of mounting and associated me...
- Patent number 4,572,380
- Issue date Feb 25, 1986
- Alexander; Herman
- John D. Langwell
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information Patent Grant
Means for detachable support of keys within a pocket of an article...
- Patent number 3,934,317
- Issue date Jan 27, 1976
- John D. Langwell
- A45 - HAND OR TRAVELLING ARTICLES