1694292

Information

• Patent Grant
• 1694292

• References
• Source

• Patent Number

  1,694,292

• Date Filed

  Not available

• Date Issued

  Tuesday, December 4, 1928
  96 years ago

• CPC

  • E04G11/082 - Retractable forms for the inside face of at least three walls
  • E04G9/04 - the form surface being of wood

• US Classifications

  • 249 - Static molds