1306702

Information

• Patent Grant
• 1306702

• References
• Source

• Patent Number

  1,306,702

• Date Filed

  Not available

• Date Issued

  Tuesday, June 17, 1919
  105 years ago

• CPC

  • E05F1/004 - by thermostats, rain, wind or noise
  • Y10S200/14 - Rail or leak indicator

• US Classifications

  • 049 - Movable or removable closures
  • 200 - Electricity: circuit makers and breakers
  • 340 - Communications: electrical
  • 454 - Ventilation