1698034

Information

• Patent Grant
• 1698034

• References
• Source

• Patent Number

  1,698,034

• Date Filed

  Not available

• Date Issued

  Tuesday, January 8, 1929
  95 years ago

• CPC

  • F16L13/0245 - with holes in the sleeve or spigot being filled with weld
  • F16L13/0236 - having an outer ring

• US Classifications

  • 228 - Metal fusion bonding
  • 219 - Electric heating