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FERRANTI Inc
FERRANTI I
Active Patents
0
Total Holdings
2
Patent Holdings
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Patent No.
Title
Status
Filing Date
Grant Date
Claims
Actions
US2010180A
Thermal storage heating system
Expired / Lapsed
1932-03-25
1935-08-06
0
Details
US1842716A
High voltage rectification
Expired / Lapsed
1929-09-11
1932-01-26
0
Details