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Arthur Ellsworth Phones & Addresses

  • Wahkon, MN
  • Frederic, WI
  • 1475 Golf View Dr, River Falls, WI 54022
  • Prior Lake, MN
  • Inver Grove Heights, MN
  • Hastings, MN
  • Saint Paul, MN

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Arthur Ellsworth Photo 1

Independent Religious Institutions Professional

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Location:
United States
Industry:
Religious Institutions

Publications

Us Patents

Nonabrasive Magnetic Recording Tape

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US Patent:
47787147, Oct 18, 1988
Filed:
Oct 11, 1985
Appl. No.:
6/786735
Inventors:
Arthur J. Ellsworth - South Saint Paul MN
Assignee:
Minnesota Mining and Manufacturing Company - St. Paul MN
International Classification:
G11B 5708
US Classification:
428217
Abstract:
Magnetic recording tape is suitable for data recording mechanisms equipped with brass or other soft heads when its magnetizable layer is based on ferromagnetic iron oxide particles and contains titanium dioxide or other soft head cleaning agent which has a hardness approximating or slightly exceeding that of the iron oxide. The magnetizable layer preferably is free from, but may also contain unusually small amounts of hard head cleaning agent such as alumina.
Arthur J Ellsworth from Wahkon, MN, age ~63 Get Report