Heater coil for electron tube
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Jun 20, 1995
Issued Date -
N/A
app pub date -
Aug 9, 1994
filing date -
Jun 25, 1991
priority date (Note) -
In Force
status (Latency Note)
Importance
Loading Importance Indicators... 
Abstract
A heater coil for an electron tube includes a spiral wire which is double wound to be cylindrical, and a connection wire which is formed on an upper face of the spiral wire in a horizontal plane. The connection wire is shaped to have at least two bent portions on the same plane.
Loading the Abstract Image...
OK
First Claim
Family
Loading Family data...
International Classification(s)
Cited Art Landscape
Patent Citation Ranking
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