1837747

Information

• Patent Grant
• 1837747

• References
• Source

• Patent Number

  1,837,747

• Date Filed

  Not available

• Date Issued

  Tuesday, December 22, 1931
  92 years ago

• CPC

  • E06B1/58 - by filling up the joints

• US Classifications

  • 052 - Static structures
  • 049 - Movable or removable closures