1772210

Information

• Patent Grant
• 1772210

• References
• Source

• Patent Number

  1,772,210

• Date Filed

  Not available

• Date Issued

  Tuesday, August 5, 1930
  94 years ago

• CPC

  • E21B33/08 - Wipers Oil savers
  • Y10S24/26 - Fluid pressure

• US Classifications

  • 277 - Seal for a joint or juncture
  • 024 - Buckles, buttons, clasps, etc.
  • 251 - Valves and valve actuation