2928888

Information

• Patent Grant
• 2928888

• References
• Source

• Patent Number

  2,928,888

• Date Filed

  Not available

• Date Issued

  Tuesday, March 15, 1960
  65 years ago

• CPC

  • H01M2/1288 - Film- or sheet-like elastic valve members optionally coated with non-drying glue
  • H01M2/1229 - comprising a deformable, elastic or flexible valve member
  • H01M10/286 - Cells or batteries with wound or folded electrodes
  • Y02E60/124 - Alkaline secondary batteries

• US Classifications

  • 429 - Chemistry: electrical current producing apparatus, product, and process