2538026

Information

• Patent Grant
• 2538026

• References
• Source

• Patent Number

  2,538,026

• Date Filed

  Not available

• Date Issued

  Tuesday, January 16, 1951
  75 years ago

• CPC

  • H04R21/021 - with granular resistance material
  • H01H50/20 - movable inside coil and substantially lengthwise with respect to axis thereof movable coaxially with respect to coil

• US Classifications

  • 381 - Electrical audio signal processing systems and devices