Shipboard communications phone-jack cleaner
Patent 4263692 Issued on April 28, 1981. Estimated Expiration Date: 
September 6, 1999. 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.
September 6, 1999. 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 2713693 Vehicular lug nut cleaning device Rally wheel cleaning implement Patent #: 4120068 AbstractA cleaning implement including a cylindrical member containing a centrally located cylindrical cavity having an abrasive surface. A handle element is attached to the cylinder. The cavital surface is used to clean the connecting post located within the headphone receptacle while the outer surface simultaneously cleans the bottom and sides of same. | |
