U.S. federal trademark · Serial No. 73161505 · Reg. No. 1165091
Test Kits Consisting Essentially of Individual Reagents for the Detection or Determination of Thyroxine, Packaged in a Box with Directions for Use Thereof
Enzyme Immunoassay Testing Apparatus-Namely, Reagents, Adapted for Testing Individual Specimens of Urine or Blood Serum for Thyroxine
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