2779858

Information

• Patent Grant
• 2779858

• References
• Source

• Patent Number

  2,779,858

• Date Filed

  Not available

• Date Issued

  Tuesday, January 29, 1957
  68 years ago

• CPC

  • B21C37/225 - longitudinally-ribbed tubes
  • H01J29/82 - Mounting, supporting, spacing, or insulating electron-optical or ion-optical arrangements
  • Y10T83/0448 - With subsequent handling [i.e., of product]
  • Y10T428/12257 - Only one plane of symmetry
  • Y10T428/12264 - having outward flange, gripping means or interlocking feature
  • Y10T428/12278 - Same structure at both ends of plural taper

• US Classifications

  • 219 - Electric heating
  • 076 - Metal tools and implements, making
  • 083 - Cutting
  • 428 - Stock material or miscellaneous articles