3899861

Information

• Patent Grant
• 3899861

• References
• Source

• Patent Number

  3,899,861

• Date Filed

  Not available

• Date Issued

  Tuesday, August 19, 1975
  49 years ago

• CPC

  • E06B5/205 - windows therefor
  • E06B1/6069 - Separate spacer means acting exclusively in the plane of the opening; Shims; Wedges; Tightening of a complete frame inside a wall opening
  • E06B1/62 - Tightening or covering joints between the border of openings and the frame or between contiguous frames
  • E06B2003/2631 - Screw or pin connections
  • E06B2003/26396 - specially adapted for sheet metal frames

• US Classifications

  • 052 - Static structures