2761142

Information

• Patent Grant
• 2761142

• References
• Source

• Patent Number

  2,761,142

• Date Filed

  Not available

• Date Issued

  Tuesday, September 4, 1956
  68 years ago

• CPC

  • E04B9/0435 - having connection means at the edges
  • E04B9/0464 - having irregularities on the faces
  • E04B9/245 - by means of screws, bolts or clamping strips held against the underside of the supporting construction
  • E04F21/00 - Implements for finishing work on buildings
  • E04F21/1844 - by applying them one by one
  • E04F21/1861 - for setting insulating panels
  • Y10T29/49833 - Punching, piercing or reaming part by surface of second part

• US Classifications

  • 029 - Metal working