Production of a magnetic recording medium
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Mar 9, 1993
Grant Date -
N/A
app pub date -
Apr 10, 1992
filing date -
Apr 12, 1991
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A magnetic recording medium, essentially consisting of a polymeric, web-like substrate and a coherent thin layer of a ferromagnetic material, is produced in a chamber under reduced pressure by depositing a vapor jet of the ferromagnetic material onto the moving substrate surface guided over a roller-like cooling element.
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