Roy A. Hintsa

Follow

Person

Etobicoke, CA

People

Patents Grantslast 30 patents

Information Patent Grant
Concealed suspended ceiling system
- Patent number 4,548,010
- Issue date Oct 22, 1985
- Decoustics Limited
- Roy A. Hintsa
- E04 - BUILDING
Information Patent Grant
Suspended ceiling panel system
- Patent number 4,438,613
- Issue date Mar 27, 1984
- Decoustics Limited
- Roy A. Hintsa
- E04 - BUILDING