73159309
Feb 21, 1978
Dec 25, 1979
ELECTRICAL SWITCHES-NAMELY, BIDIRECTIONAL PUSHBUTTON CODED SWITCHES, COUNTING AND RECORDING INSTRUMENTS-NAMELY, MECHANICAL COUNTERS, ELECTRONIC COUNTERS, ELECTROMECHANICAL COUNTERS, AND PNEUMATIC COUNTERS FOR INDUSTRIAL APPLICATIONS, AND MECHANICAL AND ELECTROMECHANICAL PRINTING COUNTERS FOR INDUSTRIAL APPLICATIONS
Electrical and Scientific Apparatus