Rail-Joint. Metadata

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  • Main Title Rail-Joint.
  • Added Title Rail Joint.


  • Inventor: Free, Andrew
    Creator Type: Personal
    Creator Info: Andrew Free, of Sulphur Bluff, Texas.


  • Witness: Griesbauer, Charles L.
    Contributor Type: Personal
    Contributor Info: Witness for illustration.
  • Witness: Ellis, L. G.
    Contributor Type: Personal
    Contributor Info: Witness for illustration.
  • Other: Coleman, Watson E.
    Contributor Type: Personal
    Contributor Info: Attorney.
  • Witness: Stubblefield, Forest
    Contributor Type: Personal
  • Witness: Sanders, R. D.
    Contributor Type: Personal


  • Name: United States. Patent Office.
    Place of Publication: [Washington D.C.]


  • Creation: 1911-10-10
  • Submission Date: 1911-03-11
  • Acceptance Date: 1911-10-10


  • English


  • Content Description: Patent for the addition of interlocking extensions onto the ends of railway joints. The interlocking extensions make bolts and nuts unnecessary and provide a snug fit, which eliminates both lateral and longitudinal movement.
  • Physical Description: [1], 2 p. : ill. ; 23 cm.


  • Library of Congress Subject Headings: Patents -- Texas.
  • University of North Texas Libraries Browse Structure: Science and Technology
  • University of North Texas Libraries Browse Structure: Business, Economics and Finance - Transportation - Railroads
  • Keyword: rail joints
  • Keyword: rail-joints
  • Keyword: interlocking
  • Keyword: extensions

Primary Source

  • Item is a Primary Source


  • Place Name: United States - Texas - Hopkins County - Sulphur Bluff


  • Name: Texas Patents
    Code: TXPT


  • Name: UNT Libraries Government Documents Department
    Code: UNTGD

Resource Type

  • Patent


  • Text


  • Patent Number: 1005529
  • Government Documents No.: 02/613725
  • Archival Resource Key: ark:/67531/metapth512916