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Leach Corp
Leach Corp
Active Patents
0
Total Holdings
2
Patent Holdings
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Patent No.
Title
Status
Filing Date
Grant Date
Claims
Actions
US3588375A
Multichannel tape recorder with double recording prevention…
Expired / Lapsed
1970-01-14
1971-06-28
0
Details
US3045150A
Time delay circuit
Expired / Lapsed
1958-10-13
1962-07-17
0
Details