2239708

Information

• Patent Grant
• 2239708

• References
• Source

• Patent Number

  2,239,708

• Date Filed

  Not available

• Date Issued

  Tuesday, April 29, 1941
  83 years ago

• CPC

  • B29D99/0089 - Producing honeycomb structures
  • A01K47/04 - Artificial honeycombs
  • B29C37/0017 - by stripping articles from mould cores
  • B29C43/36 - Moulds for making articles of definite length
  • B29C43/50 - Removing moulded articles
  • B29C37/0021 - and using a rotating movement to unscrew articles

• US Classifications

  • 449 - Bee culture