Air-Compressing Apparatus. Metadata

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  • Main Title Air-Compressing Apparatus.
  • Added Title Air Compressing Apparatus.


  • Inventor: Gebhardt, William Charles
    Creator Type: Personal
    Creator Info: William Charles Gebhardt, of San Antonio, Texas. ; W. C. Gebhardt ; Wm. Chas. Gebhardt.


  • Witness: Burrell, M. E.
    Contributor Type: Personal
  • Witness: Franzoni, E. B.
    Contributor Type: Personal
  • Witness: Murray
    Contributor Type: Personal
    Contributor Info: Witness for illustration.
  • Printer: Norris Peters Co.
    Contributor Type: Organization
    Contributor Info: N. Peters, Photo-Lithographer, Washington D.C.


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


  • Creation: 1915-03-16
  • Acceptance Date: 1915-03-16
  • Submission Date: 1911-03-08


  • English


  • Content Description: Patent for a new air compressing apparatus which employs two kinds of tanks called high pressure containers and low pressure containers charged by means of an air compressing engine.
  • Physical Description: 18 sheets, 10 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: Science and Technology - Tools
  • University of North Texas Libraries Browse Structure: Sports and Recreation - Gear
  • Keyword: pneumatic-hydraulic systems
  • Keyword: hydraulic systems
  • Keyword: pneumatic systems
  • Keyword: engines
  • Keyword: servomotors
  • Keyword: machines

Primary Source

  • Item is a Primary Source


  • Place Name: United States - Texas - Bexar County - San Antonio


  • Name: Texas Patents
    Code: TXPT


  • Name: UNT Libraries Government Documents Department
    Code: UNTGD

Resource Type

  • Patent


  • Text


  • Patent Number: 1132331
  • Government Documents No.: 02/613094
  • Government Documents No.: 02/857609
  • Archival Resource Key: ark:/67531/metapth859259


  • Display Note: "Application filed March 8, 1911. Serial No. 613,094. Renewed August 19, 1914. Serial No. 857,690."