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Your search returned 127 patents.
( 369/72 in Current US Classification ) |
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| Patent ID | Title | Date Filed |
| 4947505 | Apparatus for cleaning a record disc
| February 8, 1989 |
| 4947270 | Video cassette rewind apparatus
| March 10, 1988 |
| 4947029 | Cleaning device for information recording medium
| September 19, 1989 |
| 4933537 | Apparatus for controlling movement of an optical memory card for data transfer therewith
| January 16, 1987 |
| 4868373 | Memory card comprising an optical memory disc and microelectronic memory component, and apparatus for transferring information to and from such card
| February 27, 1986 |
| 4854001 | Diskette cleaner
| May 21, 1987 |
| 4853922 | Method of cleaning the surface of an optical disc and a cleaning device
| April 21, 1988 |
| 4847711 | Charge grounding hinge mechanism
| June 18, 1987 |
| 4825497 | Disc cleaner
| March 24, 1987 |
| 4759093 | Apparatus for cleaning a record disc
| March 14, 1986 |
| 4755901 | Protective jacket for a disk-shaped recording medium
| January 21, 1986 |
| 4750231 | Compact disc cleaner
| May 8, 1987 |
| 4729146 | Kit for cleaning phonograph records
| August 14, 1986 |
| 4709437 | Compact disc cleaner
| April 23, 1986 |
| 4662025 | Cleaning device
| February 14, 1986 |
| 4654917 | Compact disc cleaner
| June 17, 1985 |
| 4653038 | Record support apparatus
| April 8, 1985 |
| 4639967 | Tape wiping brush, particularly for magnetic tape cassettes and the like
| March 14, 1984 |
| 4639813 | Cleaning disket with internal paths for cleaning liquid
| June 7, 1985 |
| 4581668 | Disk contour cover having air filtration section
| April 3, 1984 |
| 4574418 | Disk cleaning mat
| January 18, 1985 |
| 4569098 | Disc-cleaning device
| April 27, 1984 |
| 4556433 | Apparatus and method for cleaning digital audio discs
| April 16, 1984 |
| 4538192 | Ventilation system for computer disc drive hub assembly
| June 14, 1982 |
| 4535432 | Device for cleaning a phonograph record
| March 1, 1984 |
| 4520470 | Cleaning device for discs
| August 8, 1983 |
| 4519061 | Sealed optical disk unit, apparatus and method for debris-suppressed recording
| June 27, 1983 |
| 4519059 | Cleaning mode for discs or records
| November 18, 1983 |
| 4490767 | Manually operated conditioner for flexible magnetic disks
| April 8, 1982 |
| 4489356 | Enclosed disk drive with improved air filtration system
| June 24, 1982 |
| 4486916 | Phonorecord cleaner
| October 15, 1981 |
| 4479281 | Method and apparatus for cleaning phonograph records
| January 24, 1983 |
| 4455636 | Record cleaning device
| September 30, 1982 |
| 4449214 | Record cleaning mechanism
| September 18, 1981 |
| 4435798 | Method and apparatus for cleaning disks containing encoded information
| March 24, 1982 |
| 4422169 | Lens assembly for a video recorder-playback machine
| October 20, 1980 |
| 4378597 | Record cleaning device
| November 12, 1980 |
| 4360906 | Self-propelled record cleaner
| March 23, 1981 |
| 4359798 | System for cleaning and lubricating sound recording surfaces
| July 29, 1977 |
| 4358802 | Fluid cushion turntable for video disc player
| October 1, 1973 |
| 4357697 | Disk complex for reducing electrostatic forces on a record disk
| April 1, 1980 |
| 4347596 | Disc player apparatus
| January 9, 1981 |
| 4332050 | Self-propelled record cleaner
| November 26, 1980 |
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