D. Bruce Johnson

Follow

Person

Tullahoma, TN, US

People

Patents Grantslast 30 patents

Information Patent Grant
Coded card for use in a melody playing apparatus
- Patent number 4,813,330
- Issue date Mar 21, 1989
- Quantime, Inc.
- Robin H. Hines
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Laser archery distance device
- Patent number 4,753,528
- Issue date Jun 28, 1988
- Quantime, Inc.
- Robin H. Hines
- G01 - MEASURING TESTING
Information Patent Grant
Musical entertainment board game
- Patent number 4,690,025
- Issue date Sep 1, 1987
- Quantime, Inc.
- Robin H. Hines
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Laser archery distance device
- Patent number 4,606,629
- Issue date Aug 19, 1986
- Quantime, Inc.
- Robin H. Hines
- G01 - MEASURING TESTING