3927819

Information

• Patent Grant
• 3927819

• References
• Source

• Patent Number

  3,927,819

• Date Filed

  Not available

• Date Issued

  Tuesday, December 23, 1975
  49 years ago

• CPC

  • E06B3/67308 - Making spacer frames
  • B23K3/08 - Auxiliary devices therefor
  • E06B3/67373 - Rotating panes, spacer frames or units

• US Classifications

  • 228 - Metal fusion bonding
  • 198 - Conveyors: power-driven