1525174

Information

• Patent Grant
• 1525174

• References
• Source

• Patent Number

  1,525,174

• Date Filed

  Not available

• Date Issued

  Tuesday, February 3, 1925
  100 years ago

• CPC

  • B25B27/304 - by compressing coil springs
  • B25B27/26 - compressing the springs
  • B25B27/30 - positioning or withdrawing springs
  • Y10T29/28 - Puddlers balls making
  • Y10T29/53622 - Helical spring

• US Classifications

  • 029 - Metal working