3011400

Information

• Patent Grant
• 3011400

• References
• Source

• Patent Number

  3,011,400

• Date Filed

  Not available

• Date Issued

  Tuesday, December 5, 1961
  63 years ago

• CPC

  • G02C1/04 - Bridge or browbar secured to or integral with partial rims
  • G02C5/00 - Construction of non-optical parts
  • G02C11/02 - Ornaments
  • Y10S411/995 - Transversely swinging

• US Classifications

  • 351 - Optics: eye examining, vision testing and correcting
  • 411 - Expanded, threaded, driven, headed, tool-deformed, or locked-threaded fastener