1789387

Information

• Patent Grant
• 1789387

• References
• Source

• Patent Number

  1,789,387

• Date Filed

  Not available

• Date Issued

  Tuesday, January 20, 1931
  94 years ago

• CPC

  • B43K5/005 - Pen barrels
  • Y10T16/42 - Ring ferrules

• US Classifications

  • 138 - Pipes and tubular conduits
  • 016 - Miscellaneous hardware
  • 217 - Wooden receptacles
  • 220 - Receptacles
  • 401 - Coating implements with material supply
  • D19 - Office supplies