Communications: electrical – Audible indication – Percussion-type sound producer
Patent
1987-03-23
1988-07-19
Miller, Charles D.
Communications: electrical
Audible indication
Percussion-type sound producer
H03M 178
Patent
active
047588209
ABSTRACT:
A semiconductor circuit is provided with a constant current circuit, a resistor network to which a current from the constant current circuit is supplied, and a device between the constant current circuit and the resistor network for switching the current supplied from the constant current circuit to the resistor network.
REFERENCES:
patent: 3258765 (1966-06-01), Battjes
patent: 4458201 (1984-07-01), Koen
Canon Kabushiki Kaisha
Miller Charles D.
LandOfFree
Semiconductor circuit does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Semiconductor circuit, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Semiconductor circuit will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-599625