Inventor

ASTORECA ALFRED J

US3 patents

Patents

3 patents

US5881920AMar 16, 1999

Product dispenser having separable refill cartridge

PLASTEK GROUP17 citations82

US5967373AOct 19, 1999

Product dispenser having separable refill cartridge and staging and locking structure

PLASTEK GROUP6 citations71

US5881921AMar 16, 1999

Product dispenser having separable refill top loading cartridge

PLASTEK GROUP12 citations71