Drill Bit Metadata

Metadata describes a digital item, providing (if known) such information as creator, publisher, contents, size, relationship to other resources, and more. Metadata may also contain "preservation" components that help us to maintain the integrity of digital files over time.

Available Formats

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Title

  • Main Title Drill Bit

Creator

  • Inventor: Thomas, Martin E.
    Creator Type: Personal
    Creator Info: Martin E. Thomas, of Aubrey, Texas, Assignor of One-Fourth to John L. Fries, One-Fourth to Will E. Fries, One-Eighth to Lonnie D. Hefner, All of Tioga, Texas, and One-Fourth to Claud W. Hopper, of Aubrey, Texas.

Contributor

  • Assignee: Fries, John L.
    Contributor Type: Personal
  • Assignee: Fries, Will E.
    Contributor Type: Personal
  • Assignee: Hefner, Lonnie D.
    Contributor Type: Personal
  • Assignee: Hopper, Claud W.
    Contributor Type: Personal
  • Witness: Kimmel, George P.
    Contributor Type: Personal
    Contributor Info: Witness for illustration.

Publisher

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

Date

  • Creation: 1922-01-03
  • Acceptance Date: 1922-01-03
  • Submission Date: 1921-02-26

Language

  • English

Description

  • Content Description: Patent for drill bit, adapted for use in boring (or drilling) of oil wells with bit shank and enlarged head of angularly mounted rotary cutters (for outward cutting of well walls).
  • Physical Description: [1], 3 p. : ill. ; 23 cm.

Subject

  • Library of Congress Subject Headings: Inventions
  • University of North Texas Libraries Browse Structure: Science and Technology
  • University of North Texas Libraries Browse Structure: Business, Economics and Finance - Oil and Gas - Oil Wells
  • Keyword: drill bits
  • Keyword: bit shanks

Primary Source

  • Item is a Primary Source

Coverage

  • Place Name: United States - Texas - Denton County - Aubrey

Collection

  • Name: Texas Patents
    Code: TXPT

Institution

  • Name: UNT Libraries Government Documents Department
    Code: UNTGD

Rights

  • Rights License: pd

Resource Type

  • Patent

Format

  • Text

Identifier

  • Patent Number: 1402684
  • Government Documents No.: 02/448049
  • Archival Resource Key: ark:/67531/metapth1259474
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