Inventor

ZERNA WOLFGANG

3 patents

⚠️ This page may combine multiple inventors who share the name “ZERNA WOLFGANG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

HOLZMANN PHILIPP AG

2 patents

US4434591AMar 6, 1984

Component useful in producing a cooling tower

HOLZMANN PHILIPP AG0 citations48

US4255366AMar 10, 1981

Process of producing a cooling tower

HOLZMANN PHILIPP AG1 citations48

SIEMENS AG

1 patent

US4851184AJul 25, 1989

Building made from concrete walls, in particular for nuclear plants

SIEMENS AG11 citations62