2351726

Information

• Patent Grant
• 2351726

• References
• Source

• Patent Number

  2,351,726

• Date Filed

  Not available

• Date Issued

  Tuesday, June 20, 1944
  80 years ago

• CPC

  • C21D7/06 - by shot-peening or the like
  • B24C1/10 - for compacting surfaces
  • B24C3/32 - designed for abrasive blasting of particular work
  • F16F1/02 - made of steel or other material having low internal friction Wound, torsion, leaf, cup, ring or the like springs, the material of the spring not being relevant
  • Y10S29/036 - Shot blasting with other step
  • Y10T29/49609 - Spring making

• US Classifications

  • 267 - Spring devices
  • 029 - Metal working