1879663

Information

• Patent Grant
• 1879663

• References
• Source

• Patent Number

  1,879,663

• Date Filed

  Not available

• Date Issued

  Tuesday, September 27, 1932
  92 years ago

• CPC

  • B21D15/105 - by applying elastic material
  • Y10S264/50 - Use of fluid pressure in molding
  • Y10S264/52 - Processes of making corrugated tubes for gas mask
  • Y10T29/49805 - Shaping by direct application of fluent pressure

• US Classifications

  • 072 - Metal deforming
  • 029 - Metal working
  • 086 - Ammunition and explosive-charge making
  • 264 - Plastic and nonmetallic article shaping or treating: processes