790328

Information

• Patent Grant
• 790328

• References
• Source

• Patent Number

  790,328

• Date Filed

  Not available

• Date Issued

  Tuesday, May 23, 1905
  119 years ago

• CPC

  • B23Q35/20 - with special means for varying the ratio of reproduction
  • Y10T409/3014 - Pivotally supported for vertical movement
  • Y10T409/301456 - and means to counterbalance carrier
  • Y10T409/301624 - Duplicating means

• US Classifications

  • 409 - Gear cutting, milling, or planing
  • 123 - Internal-combustion engines