Security device
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Jun 4, 1991
Issued Date -
N/A
app pub date -
Apr 27, 1989
filing date -
Aug 14, 1985
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A security device for an electrical appliance which derives input from an electrically connected external source, the device comprising a receiver-decoder which is adapted and arranged to allow the appliance to operate in its normal mode when the receiver-decoder receives a predetermined code carried via the external source and not to allow the appliance to operate in its normal mode when the predetermined code is not received.
First Claim
Family
International Classification(s)
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