1912138

Information

• Patent Grant
• 1912138

• References
• Source

• Patent Number

  1,912,138

• Date Filed

  Not available

• Date Issued

  Tuesday, May 30, 1933
  91 years ago

• CPC

  • E06C1/54 - of the lazy-tongs type

• US Classifications

  • 182 - Fire escape, ladder, or scaffold
  • 254 - Implements or apparatus for applying pushing or pulling force