3078522

Information

• Patent Grant
• 3078522

• References
• Source

• Patent Number

  3,078,522

• Date Filed

  Not available

• Date Issued

  Tuesday, February 26, 1963
  61 years ago

• CPC

  • E04B1/3465 - with adapted utilities connections

• US Classifications

  • 052 - Static structures
  • 104 - Railways
  • 351 - Optics: eye examining, vision testing and correcting