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Inventor
Country: United States Of America
Combined levelling and stadia rod
Electrode
Metal extraction
Method of recording and reproducing sound vibration
Porous plate or electrodes and method of making the same
Combined levelling and stadia rod
Electrode
Method of recording and reproducing sound vibration
Porous plate or electrodes and method of making the same
Recording and reproducing mechanism for sound vibrations
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Profile ID: LFCA-PAI-P-13059