HF

Henryk Frackiewicz

PW Politechnika Warszawska: 1 patents #5 of 64Top 8%
Overall (All Time): #1,285,063 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
5719374 Method of bending metal objects with an energy beam Zygmunt Mucha, Ryszard Gradon, Wojciech Kalita 1998-02-17
5228324 Method of bending metal objects Zygmunt Mucha, Wieslaw Trampoczynski, Adolf Baranowski, Andrzej Cybulski 1993-07-20
5080333 Spring with two states of stable equilibrium 1992-01-14
4984550 Method and a device for feeding of spark ignition engines with a fuel medium Zygmunt Toczyski, Stanislaw W. Kruczynski, Janusz Lozinski, Zdzislaw Chlopek, Wiktor Danilczyk +3 more 1991-01-15