2129921

Information

• Patent Grant
• 2129921

• References
• Source

• Patent Number

  2,129,921

• Date Filed

  Not available

• Date Issued

  Tuesday, September 13, 1938
  86 years ago

• CPC

  • E04C1/42 - of glass or other transparent material
  • E06B7/2309 - with a hollow sealing part
  • E06B7/362 - the gap between the door and the door frame at the hinge side being constructed in a way to remain too small or too wide to cause injury

• US Classifications

  • 049 - Movable or removable closures
  • 052 - Static structures
  • 065 - Glass manufacturing
  • D25 - Building units and construction elements