Porosity testing of papermaker's felt
United States Patent 3056281
US Patent References:
Method and apparatus for testing the porosity of sheet materials
- - 2350058
Apparatus for determining the relative porosity of various porous materials
- - 2355858
Flaw detector for knitting machines and the like
- - 2694911
Fluid leakage gauging device
- - 2861451
Apparatus for gaging fiber characteristics
- - 2880609
Method and apparatus for testing the porosity of sheet materials
- - 2350058
Apparatus for determining the relative porosity of various porous materials
- - 2355858
Flaw detector for knitting machines and the like
- - 2694911
Fluid leakage gauging device
- - 2861451
Apparatus for gaging fiber characteristics
- - 2880609
Inventors:
Smyth, Thomas C.
Publication Date:
10/02/1962
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Assignee:
Smyth, Thomas C.
Primary Class:
International Classes:
D21F7/08
US Patent References:
| 2909920 | Pneumatic gauging apparatus |