Lee C. Verduin

Follow

Person

Grand Rapids, MI, US

People

Patents Grantslast 30 patents

Information Patent Grant
Price setting and display system for multiple unit merchandising ma...
- Patent number 4,677,777
- Issue date Jul 7, 1987
- Rowe International, Inc.
- David Hoffman
- G07 - CHECKING-DEVICES
Information Patent Grant
Video jukebox
- Patent number 4,667,802
- Issue date May 26, 1987
- Lee C. Verduin
- G07 - CHECKING-DEVICES
Information Patent Grant
Control system for cold drink merchandising machine
- Patent number 4,537,336
- Issue date Aug 27, 1985
- Rowe International, Inc.
- Lee C. Verduin
- G07 - CHECKING-DEVICES
Information Patent Grant
Electronic vending machine selection counter
- Patent number 4,223,210
- Issue date Sep 16, 1980
- Rowe International, Inc.
- Lee C. Verduin
- G07 - CHECKING-DEVICES