2225643

Information

• Patent Grant
• 2225643

• References
• Source

• Patent Number

  2,225,643

• Date Filed

  Not available

• Date Issued

  Tuesday, December 24, 1940
  84 years ago

• CPC

  • D01D10/0454 - using reels
  • D01D10/0409 - on bobbins

• US Classifications

  • 425 - Plastic article or earthenware shaping or treating: apparatus