1977268

Information

• Patent Grant
• 1977268

• References
• Source

• Patent Number

  1,977,268

• Date Filed

  Not available

• Date Issued

  Tuesday, October 16, 1934
  90 years ago

• CPC

  • F17C13/04 - Arrangement or mounting of valves
  • Y10S29/036 - Shot blasting with other step

• US Classifications

  • 222 - Dispensing
  • 029 - Metal working
  • 138 - Pipes and tubular conduits
  • 220 - Receptacles