3638388

Information

• Patent Grant
• 3638388

• References
• Source

• Patent Number

  3,638,388

• Date Filed

  Not available

• Date Issued

  Tuesday, February 1, 1972
  52 years ago

• CPC

  • E04D1/26 - Strip-shaped roofing elements appearing as a row of shingles
  • E04D2001/304 - at roof intersections

• US Classifications

  • 052 - Static structures