3619963

Information

• Patent Grant
• 3619963

• References
• Source

• Patent Number

  3,619,963

• Date Filed

  Not available

• Date Issued

  Tuesday, November 16, 1971
  53 years ago

• CPC

  • E04F15/04 - only of wood or with a top layer of wood
  • E04F2015/02083 - Piercing the side faces of the flooring elements
  • E04F2015/02094 - Engaging side grooves running along the whole length of the flooring elements
  • E04F2201/0107 - by moving the sheets, plates or panels substantially in their own plane, perpendicular to the abutting edges
  • E04F2201/023 - with a continuous tongue or groove
  • E04F2201/0517 - U- or C-shaped brackets and clamps

• US Classifications

  • 052 - Static structures