|
US2515113A
|
Method of producing molded fiber articles |
Expired / Lapsed
|
1943-12-17 |
1950-07-11 |
0 |
Details
|
|
US2206276A
|
Heated die platen and die |
Expired / Lapsed
|
1937-04-05 |
1940-07-02 |
0 |
Details
|
|
US2171413A
|
Apparatus for and method of reshaping a molded pulp article |
Expired / Lapsed
|
1937-06-07 |
1939-08-29 |
0 |
Details
|