Inventor
HELDER JOHAN
4 patents
Patents
4 patentsUS4032414AJun 28, 1977
Electroplating device and method for the partial plating of two-row pin strips
SIEMENS AG30 citations75
US4035245AJul 12, 1977
Electroplating device and method for the partial metalizing of elements in continuous transit
SIEMENS AG11 citations68
US4108555AAug 22, 1978
Two-beam colorimeter
SIEMENS AG4 citations60
US4070265AJan 24, 1978
Electroplating device for partially plating items in transit
SIEMENS AG5 citations57