2990048

Information

• Patent Grant
• 2990048

• References
• Source

• Patent Number

  2,990,048

• Date Filed

  Not available

• Date Issued

  Tuesday, June 27, 1961
  63 years ago

• CPC

  • B65G53/4675 - with flexible wall parts

• US Classifications

  • 417 - Pumps
  • 414 - Material or article handling