U.S. federal trademark · Serial No. 76113154 · Reg. No. 2584604
THERMAL DESORPTION UNIT COMPRISING A TUBE HOLDER, A MASS SPECTROMETER, A MASS SPECTROMETER INTERFACE, A CRYOGENIC TRAP, A CAPILLARY COLUMN, AN INJECTION PORT, A COMPUTER MONITOR AND PRINTER USED FOR DIRECT DESORPTION OF BOTH VOLATILE AND SEMI-VOLATILE SAMPLES INTO THE INJECTION PORT AND COLUMN OF A GAS CHROMATOGRAPH
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