|
US3184926A
|
Refrigeration system |
Expired / Lapsed
|
1963-10-10 |
1965-05-25 |
2 |
Details
|
|
US3138007A
|
Hot gas defrosting system |
Expired / Lapsed
|
1962-09-10 |
1964-06-23 |
2 |
Details
|
|
US3091942A
|
Food merchandiser |
Expired / Lapsed
|
1961-04-10 |
1963-06-04 |
1 |
Details
|
|
US3063253A
|
Low temperature refrigerated case |
Expired / Lapsed
|
1960-04-11 |
1962-11-13 |
0 |
Details
|
|
US2446323A
|
Lock-joint panel construction |
Expired / Lapsed
|
1945-07-20 |
1948-08-03 |
0 |
Details
|