SYSTEM FOR RECORDING OPERATIONAL FAILURE HISTORY

• US 3,471,652 A
• Filed: 05/24/1965
• Issued: 10/07/1969
• Est. Priority Date: 05/24/1965
• Status: Expired due to Term

• Current Assignee: Douglas A. Moore, Martin P. Folan
• Original Assignee: Douglas A. Moore, Martin P. Folan
• Inventors: Moore, Douglas A., Folan, Martin P.
• Application Number:
  US04/458,153
• Time in Patent Office: 1,597 Days
• US Class Current: 369/21
• CPC Class Codes: G08B 25/012 using recorded signals, e.g. speech G08B25/08 takes precedence
• CPC Class Codes: G11B 5/008 Recording on, or reproducing or erasing from, magnetic tapes, sheets, e.g. cards, or wires G11B15/00 G11B19/00 take precedence; bulk transferring of information magnetisation for re-recording G11B5/865; marking record carriers in digital fashion G06K

Claims