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Metal buck and jamb for all plaster walls

US 1,848,237 A · Inventors: BAUM ISAAC A

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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 March 8, 1932. A patent granted before 1976 lasted at most 17 years from grant, so its term ended by March 8, 1949.
  • We check US rights only. Old patents can still inspire new ones: improvements may be patentable.
FiledDecember 2, 1929
GrantedMarch 8, 1932
Term endedMarch 8, 1949
Application number—
Classification (CPC)E06B1/58
Length2 pages

Timeline

Timeline From USPTO dates

1930193219341936193819401942194419461948Application filedDec 2, 1929Patent grantedMarch 8, 1932Term endedMarch 8, 1949

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