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Class Information
Number: 116/249
Name: Signals and indicators > Indicators > Frequency tuner type > Rotary scale or index > Plural scales > On concentric axes
Description: Devices wherein the dials turn about axes having a center in common or a common axis.

Sub-classes under this class:

Class Number Class Name Patents
116/250 With illumination means 5

Patents under this class:

Patent Number Title Of Patent Date Issued
5233883 Mechanical actuator with scales indicating the position at which a limit control element will be operated Aug. 10, 1993

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