2157734

Information

• Patent Grant
• 2157734

• References
• Source

• Patent Number

  2,157,734

• Date Filed

  Not available

• Date Issued

  Tuesday, May 9, 1939
  86 years ago

• CPC

  • B66F3/08 - screw operated
  • Y10T29/53635 - Leaf spring

• US Classifications

  • 254 - Implements or apparatus for applying pushing or pulling force
  • 029 - Metal working