Tubular incandescent lamp
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Jan 22, 1980
Grant Date -
N/A
app pub date -
Jun 28, 1978
filing date -
Jul 4, 1977
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A tubular incandescent lamp comprises an elongated tubular envelope and a filament assembly disposed longitudinally extending in the tubular envelope by means of ring-like anchors. The filament assembly comprises a plurality of coil-shaped filaments, subcoils coupled with the filaments and connectors formed by strand wires. The ends of the connector are fitted into the subcoils and fixed therein.
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