|
US4382987A
|
Papermaker's grooved back felt |
Expired / Lapsed
|
1982-07-30 |
1983-05-10 |
12 |
Details
|
|
US3928699A
|
Papermakers felts |
Expired / Lapsed
|
1973-08-08 |
1975-12-23 |
22 |
Details
|
|
US3555700A
|
Roll for papermaking machinery |
Expired / Lapsed
|
1967-08-15 |
1971-01-19 |
0 |
Details
|
|
US3545442A
|
Bandaging and dressing material |
Expired / Lapsed
|
1964-09-23 |
1970-12-08 |
0 |
Details
|
|
US3214327A
|
Papermakers' felts and method for dewatering paper and simi… |
Expired / Lapsed
|
1963-04-16 |
1965-10-26 |
4 |
Details
|