×

Air or gas cleaning apparatus

  • US 2,583,252 A
  • Filed: 05/21/1948
  • Issued: 01/22/1952
  • Est. Priority Date: 05/21/1948
  • Status: Expired due to Term
First Claim
Patent Images

View all claims
  • 0 Assignments
Timeline View
Assignment View
    ×
    ×