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LEICH ELECTRIC CO
LEICH ELEC
Active Patents
0
Total Holdings
2
Patent Holdings
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Patent No.
Title
Status
Filing Date
Grant Date
Claims
Actions
US2812387A
Telephone set
Expired / Lapsed
1954-04-12
1957-11-05
0
Details
US2492375A
Telephone set
Expired / Lapsed
1944-07-20
1949-12-27
0
Details