John A. Balch

Follow

Person

Bay Village, OH, US

People

Patents Grantslast 30 patents

Information Patent Grant
Vacuum cleaner
- Patent number D322338
- Issue date Dec 10, 1991
- Royal Appliance Mfg. Co.
- John F. Sovis
- D32 - Washing, cleaning, or drying machine
Information Patent Grant
Vacuum cleaner
- Patent number 4,547,206
- Issue date Oct 15, 1985
- Royal Appliance Mfg. Co.
- John F. Sovis
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...