2251140

Information

• Patent Grant
• 2251140

• References
• Source

• Patent Number

  2,251,140

• Date Filed

  Not available

• Date Issued

  Tuesday, July 29, 1941
  83 years ago

• CPC

  • E06B3/5063 - the vertical sliding wings having the possibility of an additional rotational movement
  • E06B3/50 - with more than one kind of movement
  • B63B2019/0038 - Ship's windows, other than bull's eyes

• US Classifications

  • 114 - Ships
  • 049 - Movable or removable closures