1619656

Information

• Patent Grant
• 1619656

• References
• Source

• Patent Number

  1,619,656

• Date Filed

  Not available

• Date Issued

  Tuesday, March 1, 1927
  97 years ago

• CPC

  • F02M9/121 - Iris diaphragms

• US Classifications

  • 261 - Gas and liquid contact apparatus