2191289

Information

• Patent Grant
• 2191289

• References
• Source

• Patent Number

  2,191,289

• Date Filed

  Not available

• Date Issued

  Tuesday, February 20, 1940
  84 years ago

• CPC

  • B29C47/00 - Extrusion moulding
  • F01K25/12 - the vapours being metallic
  • B29C47/0009 - characterised by the shape of the articles

• US Classifications

  • 244 - Aeronautics and astronautics
  • 454 - Ventilation