Number | Name | Date | Kind |
---|---|---|---|
4002264 | Marchesani | Jan 1977 | A |
4185754 | Julius | Jan 1980 | A |
4570820 | Murphy | Feb 1986 | A |
4783129 | Jacobson | Nov 1988 | A |
5149389 | Heyes et al. | Sep 1992 | A |
5467893 | Landis, II et al. | Nov 1995 | A |
5595786 | McBride, Jr. et al. | Jan 1997 | A |
5688394 | McBride, Jr. et al. | Nov 1997 | A |
5896627 | Cappel et al. | Apr 1999 | A |
5938013 | Palumbo et al. | Aug 1999 | A |
Number | Date | Country |
---|---|---|
0 364 896 | Oct 1989 | EP |
0 364 896 1 | Oct 1989 | EP |
Entry |
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Advertisement from “Clean Rooms” Magazine, Apr. 1993 (copy of cover and p. 16) and brochure, all describing “PROSAT” clean room wipers. |
Advertising literature for “WetTask” refillable wiping system (5 pages) 1994. |