Electronic circuits for driving bells or electromagnetic devices
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Dec 9, 1986
Grant Date -
N/A
app pub date -
Aug 9, 1985
filing date -
Aug 9, 1985
priority date (Note) -
Expired
status (Latency Note)
Importance
Loading Importance Indicators... 
Abstract
A multimode electronic circuit for driving bells or other electromagnetic devices. An important feature of this design is that it allows one circuit to function in a variety of modes: either in the vibrating mode or single stroke mode, both being operative with either an AC or DC source.
Loading the Abstract Image...
OK
First Claim
Family
Loading Family data...
International Classification(s)
- [Classification Symbol]
- [Patents Count]
Cited Art Landscape
Patent Citation Ranking
Advertisement
Advertisement
Advertisement
Recipient Email Address
Recipient Email Address
Comment
Recipient Email Address
Add to Portfolio(s)
To add this patent to one, or more, of your portfolios, simply click the add button.
This Patent is in these Portfolios:
Add to additional portfolios:
Last Refreshed On:
Changes done successfully