1920264

Information

• Patent Grant
• 1920264

• References
• Source

• Patent Number

  1,920,264

• Date Filed

  Not available

• Date Issued

  Tuesday, August 1, 1933
  91 years ago

• CPC

  • B23P15/001 - valves or valve housings
  • B23P21/00 - Machines for assembling a multiplicity of different parts to compose units, with or without preceding or subsequent working of such parts
  • Y10T29/5195 - Tire valve or spark plug

• US Classifications

  • 029 - Metal working