2074986

Information

• Patent Grant
• 2074986

• References
• Source

• Patent Number

  2,074,986

• Date Filed

  Not available

• Date Issued

  Tuesday, March 23, 1937
  87 years ago

• CPC

  • B21C37/08 - Making tubes with welded or soldered seams
  • B21C37/0826 - Preparing the edges of the metal sheet with the aim of having some effect on the weld
  • B21K17/00 - Making sport articles
  • Y10S428/926 - Thickness of individual layer specified
  • Y10T428/12264 - having outward flange, gripping means or interlocking feature
  • Y10T428/12271 - having discrete fastener, marginal fastening, taper, or end structure
  • Y10T428/12354 - Nonplanar, uniform-thickness material having symmetrical channel shape or reverse fold [e.g., making acute angle, etc.]

• US Classifications

  • 228 - Metal fusion bonding
  • 072 - Metal deforming
  • 219 - Electric heating
  • 280 - Land vehicles
  • 428 - Stock material or miscellaneous articles
  • 473 - Games using tangible projectile
  • D21 - Games, toys, and sports goods