Inventor

WANAMAKER THOMAS

US3 patents

Patents

3 patents

US4841985AJun 27, 1989

Blood drawing apparatus

WANAMAKER THOMAS86 citations91

US5117837AJun 2, 1992

Blood drawing apparatus

WANAMAKER THOMAS42 citations89

US4984580AJan 15, 1991

Blood drawing apparatus

WANAMAKER THOMAS50 citations88