2145026

Information

• Patent Grant
• 2145026

• References
• Source

• Patent Number

  2,145,026

• Date Filed

  Not available

• Date Issued

  Tuesday, January 24, 1939
  86 years ago

• CPC

  • G08B21/00 - Alarms responsive to a single specified undesired or abnormal operating condition and not elsewhere provided for
  • Y10T74/19423 - Multiple key
  • Y10T74/19493 - Bevel gears

• US Classifications

  • 340 - Communications: electrical
  • 074 - Machine element or mechanism
  • 192 - Clutches and power-stop control
  • 235 - Registers
  • 261 - Gas and liquid contact apparatus