3325146

Information

• Patent Grant
• 3325146

• References
• Source

• Patent Number

  3,325,146

• Date Filed

  Not available

• Date Issued

  Tuesday, June 13, 1967
  57 years ago

• CPC

  • C07D295/112 - with the ring nitrogen atoms and the doubly bound oxygen or sulfur atoms separated by carbocyclic rings or by carbon chains interrupted by carbocyclic rings
  • C07C255/00 - Carboxylic acid nitriles
  • E02B17/0854 - with clamping wedges, eccentric clamping devices and so on
  • E04G11/24 - Construction of lifting jacks or climbing rods for sliding forms

• US Classifications

  • 254 - Implements or apparatus for applying pushing or pulling force
  • 092 - Expansible chamber devices
  • 425 - Plastic article or earthenware shaping or treating: apparatus