2000634

Information

• Patent Grant
• 2000634

• References
• Source

• Patent Number

  2,000,634

• Date Filed

  Not available

• Date Issued

  Tuesday, May 7, 1935
  89 years ago

• CPC

  • B31F1/0012 - combined with making folding lines
  • B23C3/305 - in which more than one milling tool is used simultaneously
  • B26D3/065 - On sheet material

• US Classifications

  • 493 - Manufacturing container or tube from paper
  • 144 - Woodworking