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Robertshaw US Holding Corp
Robertshaw
Active Patents
0
Total Holdings
2
Patent Holdings
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Patent No.
Title
Status
Filing Date
Grant Date
Claims
Actions
US4044823A
Method and apparatus for controlling air-conditioning syste…
Expired / Lapsed
1976-02-26
1977-08-30
4
Details
US3788386A
Multiple zone air conditioning system
Expired / Lapsed
1971-11-30
1974-01-29
16
Details