WD

William H. Down

EL Electrovert: 5 patents #5 of 30Top 20%
Overall (All Time): #1,064,562 of 4,157,543Top 30%
5
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
4666077 Solder pot for wave soldering machine Armin Rahn, Marcel Drouin, Matthew J. Rudzicz, John F. Buszard, Ralph W. Woodgate 1987-05-19
4632291 Automatic wave soldering machine Armin Rahn, Marcel Drouin, Matthew J. Rudzicz, John F. Buszard, Elie Makhoul +1 more 1986-12-30
4596353 Lead tinning system John Dickie, Armin Rahn 1986-06-24
4530457 Wave-soldering of printed circuit boards 1985-07-23
4483269 Fixture for use in fluxing, solder coating and hot air levelling 1984-11-20