Inventor
WARKENTIN ULRICH
3 patents
Patents
3 patentsUS4056709ANov 1, 1977
Taximeter indicator arrangement
KIENZLE APPARATE GMBH9 citations69
US3937933AFeb 10, 1976
System and method for reducing the pulse repetition rate in an electronic taxi meter
KIENZLE APPARATE GMBH15 citations68
US4021645AMay 3, 1977
Method and apparatus for determining whether an electronic taximeter is in proper working order
KIENZLE APPARATE GMBH15 citations64