2572992

Information

• Patent Grant
• 2572992

• References
• Source

• Patent Number

  2,572,992

• Date Filed

  Not available

• Date Issued

  Tuesday, October 30, 1951
  73 years ago

• CPC

  • G03B27/38 - embodying screws with non-uniform pitch
  • Y10T74/2101 - Cams

• US Classifications

  • 355 - Photocopying
  • 074 - Machine element or mechanism