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Combination hack and compass saw frame

US 2,154,367 A · Inventors: DE GRAFF JOSEPH M UP

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Listed from its USPTO record in Patent Yard's full-term archive. Its claims, description and drawings are in the USPTO PDF and on Google Patents, and the Claude kit works from them.

Why it's free to use

  • Granted April 11, 1939. A patent granted before 1976 lasted at most 17 years from grant, so its term ended by April 11, 1956.
  • We check US rights only. Old patents can still inspire new ones: improvements may be patentable.
FiledJune 17, 1937
GrantedApril 11, 1939
Term endedApril 11, 1956
Application number—
Classification (CPC)B27B21/00
Length4 pages

Timeline

Timeline From USPTO dates

1938194019421944194619481950195219541956Application filedJune 17, 1937Patent grantedApril 11, 1939Term endedApril 11, 1956

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