2828772

Information

• Patent Grant
• 2828772

• References
• Source

• Patent Number

  2,828,772

• Date Filed

  Not available

• Date Issued

  Tuesday, April 1, 1958
  66 years ago

• CPC

  • B60T17/006 - Anti-frost devices
  • F16L55/00 - Devices or appurtenances for use in, or in connection with, pipes or pipe systems

• US Classifications

  • 138 - Pipes and tubular conduits
  • 261 - Gas and liquid contact apparatus