3893273

Information

• Patent Grant
• 3893273

• References
• Source

• Patent Number

  3,893,273

• Date Filed

  Not available

• Date Issued

  Tuesday, July 8, 1975
  49 years ago

• CPC

  • E04F21/0007 - for mounting doors, windows or frames; their fitting

• US Classifications

  • 052 - Static structures