×

Electronic document information filing system

  • US 4,485,454 A
  • Filed: 11/02/1981
  • Issued: 11/27/1984
  • Est. Priority Date: 11/05/1980
  • Status: Expired due to Term
First Claim
Patent Images

1. A document information filing system for filing and retrieving a plurality of documents, said system comprising:

  • recording means for recording plural pieces of document picture information for each one of said plurality of documents and plural pieces of file structure data, which correspond to said plural pieces of document picture information, each of said plural pieces of file structure data comprising first and second data units, said first data unit including a plurality of first codes, which are set by an operator to identify one of said plurality of documents when said one document is registered in said document information filing system, and said second data unit including a plurality of second codes indicative of a recording location of said plural pieces of document picture information in said record means;

    input means for inputting at least one arbitrary code of said plurality of first codes for retrieving one of said plurality of documents;

    first retrieval means, connected to said recording means and input means, for selecting all of those first data units which include said at least one arbitrary first code, input by said input means;

    indication means, connected to said first retrieval means, for receiving said selected first data units and visually indicating, in a one-to-one relation, each one of said selected first data units together with one of said plurality of second codes; and

    second retrieval means, connected to said recording means and input means, for reading out from said recording means, when at least one of said plurality of second codes is designated, that piece of said file structure data which includes said first data unit corresponding to said designated second code, and for retrieving from said recording means, based on said second data unit included in said read-out file structure data, that document picture information which corresponds to said read-out file structure data.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×