2421686

Information

• Patent Grant
• 2421686

• References
• Source

• Patent Number

  2,421,686

• Date Filed

  Not available

• Date Issued

  Tuesday, June 3, 1947
  77 years ago

• CPC

  • B41B1/18 - Chases
  • B41B1/00 - Elements or appliances for hand composition Chases, quoins, or galleys
  • B41B1/28 - Galleys

• US Classifications

  • 033 - Geometrical instruments