1886404

Information

• Patent Grant
• 1886404

• References
• Source

• Patent Number

  1,886,404

• Date Filed

  Not available

• Date Issued

  Tuesday, November 8, 1932
  92 years ago

• CPC

  • E04B2/14 - Walls having cavities in, but not between, the elements
  • E04B2002/0258 - Gripping or handling aids

• US Classifications

  • 052 - Static structures