1849538

Information

• Patent Grant
• 1849538

• References
• Source

• Patent Number

  1,849,538

• Date Filed

  Not available

• Date Issued

  Tuesday, March 15, 1932
  93 years ago

• CPC

  • B25B27/26 - compressing the springs
  • B25B11/00 - Work holders not covered by any preceding group in the subclass
  • B25B27/24 - mounting or demounting valves
  • Y10T29/53565 - Plural spring engagement
  • Y10T29/53583 - Single jaw or valve engagement

• US Classifications

  • 029 - Metal working