3689017

Information

• Patent Grant
• 3689017

• References
• Source

• Patent Number

  3,689,017

• Date Filed

  Not available

• Date Issued

  Tuesday, September 5, 1972
  52 years ago

• CPC

  • E21D15/02 - Non-telescopic props
  • E04F15/0247 - Screw jacks
  • E04F15/02482 - with a variable angle between panel and support
  • E21D15/48 - Chocks or the like
  • E21D15/54 - Details of the ends of props

• US Classifications

  • 248 - Supports
  • 052 - Static structures