2619877

Information

• Patent Grant
• 2619877

• References
• Source

• Patent Number

  2,619,877

• Date Filed

  Not available

• Date Issued

  Tuesday, December 2, 1952
  72 years ago

• CPC

  • B44B3/001 - by copying
  • B44B2700/021 - by copying
  • Y10T409/301624 - Duplicating means

• US Classifications

  • 409 - Gear cutting, milling, or planing