vacuum tube
(Q1461585)
glass tube in which an electronic device (electron tube) can be created by thinning the air and placing electrodes in the tube
glass tube in which an electronic device (electron tube) can be created by thinning the air and placing electrodes in the tube
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vacuum tube
other details
| description | glass tube in which an electronic device (electron tube) can be created by thinning the air and placing electrodes in the tube |
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| (P2671) |
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