3475863

Information

• Patent Grant
• 3475863

• References
• Source

• Patent Number

  3,475,863

• Date Filed

  Not available

• Date Issued

  Tuesday, November 4, 1969
  55 years ago

• CPC

  • E06B3/308 - Wing frames covered on the outside by a rigidly-mounted outer frame
  • E06B3/6205 - having on at least one lateral side no backing from a separate rigid glazing bead or other stiff part of the window frame
  • E06B7/2303 - hollow
  • E06B7/2309 - with a hollow sealing part
  • E06B7/231 - with a solid sealing part
  • E06B3/362 - Double winged doors or windows
  • E06B2003/6223 - with protruding parts anchored in grooves
  • E06B2003/6247 - with extra parts sealing against the fixed or another window frame

• US Classifications

  • 049 - Movable or removable closures