2999316

Information

• Patent Grant
• 2999316

• References
• Source

• Patent Number

  2,999,316

• Date Filed

  Not available

• Date Issued

  Tuesday, September 12, 1961
  63 years ago

• CPC

  • B23Q1/36 - Springs
  • B44B3/06 - Accessories
  • B44B2700/12 - Accessories Tool or work holders

• US Classifications

  • 033 - Geometrical instruments