Lamson Co
Lamson CoActive Patents
0
Total Holdings
6
Patent Holdings
Filter in Explorer →| Patent No. | Title | Status | Filing Date | Grant Date | Claims | Actions |
|---|---|---|---|---|---|---|
| US2063230A | Conveyer mechanism | Expired / Lapsed | 1933-01-17 | 1936-12-08 | 0 | Details |
| US1949964A | Conveyer mechanism | Expired / Lapsed | 1930-07-15 | 1934-03-06 | 0 | Details |
| US1916552A | Conveyer system | Expired / Lapsed | 1929-09-20 | 1933-07-04 | 0 | Details |
| US1868894A | Conveyer | Expired / Lapsed | 1929-05-03 | 1932-07-26 | 0 | Details |
| US1833873A | Pneumatic dispatch system | Expired / Lapsed | 1930-10-31 | 1931-11-24 | 0 | Details |
| US1769676A | Terminal for pneumatic-dispatch systems | Expired / Lapsed | 1928-05-02 | 1930-07-01 | 0 | Details |