1987 JAN Philips ECG / General Electric 12AX7WA NOS Tube
1987 JAN Philips ECG / General Electric 12AX7WA NOS Tube,Philips 12 Pin 5 Lead ECG Cable – Medical Conduit,Philips Compatible ECG Leadwire,カメラのいわもと:真空管 6DJ8,7DJ8,ECC88,6922,PCC88,同等管,Philips Compatible ECG Leadwire