| 10105622 |
Filtration cassette and a stack of filtration cassettes |
Charles Lambalot |
2018-10-23 |
| 7582209 |
Graded particle-size retention filter medium for fluid filtration unit with improved edge seal |
John L. Pulek, C. Paul, Clifford L. Schorr, Francis J. Swiatek, Art Artinyan |
2009-09-01 |
| 7178676 |
Graded particle-size retention filter medium for fluid filtration unit with improved edge seal |
John L. Pulek, C. Paul, Clifford L. Schorr, Francis J. Swiatek, Art Artinyan |
2007-02-20 |
| 6939466 |
Graded particle-size retention filter medium for fluid filtration unit with improved edge seal |
John L. Pulek, C. Paul, Clifford L. Schorr, Francis J. Swiatek, Art Artinyan |
2005-09-06 |
| 6712966 |
Graded particle-size retention filter medium for cell-type filter unit |
John L. Pulek, Charles Thomas Paul, Clifford L. Schorr, Francis J. Swiatek, Art Artinyan |
2004-03-30 |
| 4938310 |
Scaffold lift |
— |
1990-07-03 |
