| 6453570 |
Electrically driven floating gyrocompass |
— |
2002-09-24 |
| 4838476 |
Vapour phase treatment process and apparatus |
— |
1989-06-13 |
| 4775776 |
Multi stage heater |
Sabi Avramescu, Marcel Drouin |
1988-10-04 |
| 4666077 |
Solder pot for wave soldering machine |
William H. Down, Marcel Drouin, Matthew J. Rudzicz, John F. Buszard, Ralph W. Woodgate |
1987-05-19 |
| 4632291 |
Automatic wave soldering machine |
William H. Down, Marcel Drouin, Matthew J. Rudzicz, John F. Buszard, Elie Makhoul +1 more |
1986-12-30 |
| 4596353 |
Lead tinning system |
John Dickie, William H. Down |
1986-06-24 |
| 4453317 |
Magnetic compass |
— |
1984-06-12 |
| 4265109 |
Wrench with angular rotation readout |
Hans-Dieter Hallbauer, Fritz G. H. Gast, Klaus-Werner Hoenow |
1981-05-05 |
| 4262528 |
Apparatus for measuring the torque applied to a wrench |
Johann-Peter Holting |
1981-04-21 |
| 4218828 |
Device for measuring the tightening angle on a wrench |
Johann-Peter Holting, Hermann J. Zerver |
1980-08-26 |