2153884

Information

• Patent Grant
• 2153884

• References
• Source

• Patent Number

  2,153,884

• Date Filed

  Not available

• Date Issued

  Tuesday, April 11, 1939
  85 years ago

• CPC

  • E04G1/02 - composed essentially of members elongated in one dimension only

• US Classifications

  • 052 - Static structures