| 5336967 |
Structure for a multiple section photomultiplier tube |
Charles M. Tomasetti, Fred A. Helvy |
1994-08-09 |
| 5061875 |
Focus electrode for elongated hexagonal photomultiplier tube |
Charles M. Tomasetti, Benjamin W. Narehood |
1991-10-29 |
| 4746317 |
Electron tube evacuating manifold system |
Robert W. Groff |
1988-05-24 |
| 4692658 |
Imaging system having an improved support bead and connector |
Louis D. Miller |
1987-09-08 |
| 4594494 |
Modular welding apparatus having two movable welding electrodes |
Dale V. Henry |
1986-06-10 |
| 4593229 |
Shield cup to cage assembly connecting tab member for photomultiplier tube |
Arthur F. McDonie |
1986-06-03 |
| 4577137 |
Electrode structure for an electron multiplier cage assembly |
— |
1986-03-18 |
| 4575657 |
Photomultiplier tube having an improved centering and cathode contacting structure |
— |
1986-03-11 |
| 4570102 |
Photomultiplier tube having an electron multiplier cage assembly with uniform transverse spacing |
Arthur F. McDonie |
1986-02-11 |
| 4258284 |
Electron tube having electrode centering means |
Alfred Month |
1981-03-24 |