2477689

Information

• Patent Grant
• 2477689

• References
• Source

• Patent Number

  2,477,689

• Date Filed

  Not available

• Date Issued

  Tuesday, August 2, 1949
  75 years ago

• CPC

  • B29D11/00086 - methods for matching the anterior surface of the contact lens to the shape of an eyeball
  • B25B7/02 - Jaws

• US Classifications

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