§
Luxuse
Patent Intelligence
Patents
Companies
Categories
Portfolios
Maintenance
Utilities
Sign In
← Back to Companies
Leach Corp
Leach Corp
Active Patents
0
Total Holdings
4
Patent Holdings
Filter in Explorer →
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
US3418541A
Relay drive circuit
Expired / Lapsed
1966-06-16
1968-12-24
1
Details
US3045150A
Time delay circuit
Expired / Lapsed
1958-10-13
1962-07-17
0
Details
US2852639A
Relay
Expired / Lapsed
1954-11-08
1958-09-16
0
Details