John J. Brotcke

Follow

Person

Germantown, WI, US

People

Patents Grantslast 30 patents

Information Patent Grant
Bidet valve
- Patent number 4,951,702
- Issue date Aug 28, 1990
- Canceramic Limited
- John J. Brotcke
- E03 - WATER SUPPLY SEWERAGE
Information Patent Grant
Water closet with supplemented rim wash water flow
- Patent number 4,918,763
- Issue date Apr 24, 1990
- Canaceramic Limited
- John J. Brotcke
- E03 - WATER SUPPLY SEWERAGE