3577896

Information

• Patent Grant
• 3577896

• References
• Source

• Patent Number

  3,577,896

• Date Filed

  Not available

• Date Issued

  Tuesday, May 11, 1971
  53 years ago

• CPC

  • E04C3/26 - prestressed
  • E01C11/123 - Joints with only metal and in situ prepared packing or filling

• US Classifications

  • 404 - Road structure, process, or apparatus