1786753

Information

• Patent Grant
• 1786753

• References
• Source

• Patent Number

  1,786,753

• Date Filed

  Not available

• Date Issued

  Tuesday, December 30, 1930
  94 years ago

• CPC

  • B28B1/48 - by removing material from solid section preforms for forming hollow articles

• US Classifications

  • 052 - Static structures
  • D25 - Building units and construction elements