2173370

Information

• Patent Grant
• 2173370

• References
• Source

• Patent Number

  2,173,370

• Date Filed

  Not available

• Date Issued

  Tuesday, September 19, 1939
  85 years ago

• CPC

  • G08B1/04 - using hydraulic transmission using pneumatic transmission

• US Classifications

  • 200 - Electricity: circuit makers and breakers