378882

Information

• Patent Grant
• 378882

• References
• Source

• Patent Number

  378,882

• Date Filed

  Not available

• Date Issued

  Tuesday, March 6, 1888
  136 years ago

• CPC

  • A62B1/10 - mechanically operated
  • Y10T16/73 - Sash weights

• US Classifications

  • 182 - Fire escape, ladder, or scaffold
  • 016 - Miscellaneous hardware
  • 187 - Elevator, industrial lift truck, or stationary lift for vehicle