Thermal insulating curtain, especially for use in greenhouses
Number of patents in Portfolio can not be more than 2000
United States of America
Stats
-
Apr 8, 1980
Grant Date -
N/A
app pub date -
Mar 8, 1978
filing date -
Apr 25, 1975
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A thermal insulating curtain, especially for use in greenhouses, which comprises a plurality of superimposed uni-directionally arranged tubular members with a common slat-like partition between each two adjacent ones of said tubular members. Each of these tubular members along its two opposite sides has a folding crease to allow collapsing said tubular members to thereby permit collapsing the entire curtain in a manner of a blind or to roll the curtain up in the manner of a shade.
First Claim
Family
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