2001558

Information

• Patent Grant
• 2001558

• References
• Source

• Patent Number

  2,001,558

• Date Filed

  Not available

• Date Issued

  Tuesday, May 14, 1935
  89 years ago

• CPC

  • F28B9/00 - Auxiliary systems, arrangements, or devices
  • F28F11/06 - using automatic tube obturating appliances

• US Classifications

  • 138 - Pipes and tubular conduits
  • 081 - Tools