Lamp system take control dimming circuit
Patent 4144478 Issued on March 13, 1979. Estimated Expiration Date: 
August 11, 1997. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.
August 11, 1997. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.Patent References 3787734 3868546 InventorAssigneeApplicationNo. 05/823710 filed on 08/11/1977US Classes:315/291, CURRENT AND/OR VOLTAGE REGULATION315/199, Discharge control discharge device in the control circuit315/361PLURAL CONTROL STATIONSExaminersPrimary: LaRoche, Eugene R.Attorney, Agent or FirmInternational ClassesH05B 41/392 (20060101)H05B 41/39 (20060101) AbstractA circuit for providing remote control at a plurality of locations for a lighting system, such control functions including on/off, dimming intensity and rate of dimming. Visual indication of take control is also provided. | |
