1544331

Information

• Patent Grant
• 1544331

• References
• Source

• Patent Number

  1,544,331

• Date Filed

  Not available

• Date Issued

  Tuesday, June 30, 1925
  99 years ago

• CPC

  • E21D15/43 - Details of wedges
  • B66F19/00 - Hoisting, lifting, hauling or pushing, not otherwise provided for
  • F16H25/183 - conveying only reciprocating motion

• US Classifications

  • 254 - Implements or apparatus for applying pushing or pulling force