Low density open non-woven fibrous abrasive article

Title:

Low density open non-woven fibrous abrasive article

United States Patent 2958593

US Patent References:
Reticulated webs and method and apparatus for their production
- - 2810426

Inventors:

Hoover, Howard L.
Dupre, Eugene J.
Rankin, Walter J.

Publication Date:

11/01/1960

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Assignee:

MINNESOTA MINING & MFG

Primary Class:

51/295

Other Classes:

451/532, 51/296, 51/298, 51/297

International Classes:

A47L13/04; B24D3/00; B24D11/00; B24D15/04; B24D18/00; D04H1/00; D04H1/54; D04H1/64; A47L13/02; B24D15/00