Patent classifications
H
ELECTRICITY
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H03
ELECTRONIC CIRCUITRY
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H03J
TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
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1/00
Details of adjusting, driving, indicating, or mechanical control arrangements for resonant circuits in general
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H03J1/044
Illumination of the tuning dial; On and off switching of the illumination; Circuits related with illumination
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H03J1/044

Operation button and operation device
10374582 · 2019-08-06 · ·

An operation button includes: a body that is in a tubular shape; a top which has a light-transmitting portion and which is attached to the body at its one end; a plurality of legs that are provided at the other end of the body at intervals from each other in the circumferential direction; and a flange arranged between the one end and the other end of the body.

OPERATION BUTTON AND OPERATION DEVICE
20180115304 · 2018-04-26 · ·

An operation button includes: a body that is in a tubular shape; a top which has a light-transmitting portion and which is attached to the body at its one end; a plurality of legs that are provided at the other end of the body at intervals from each other in the circumferential direction; and a flange arranged between the one end and the other end of the body.