G - Physics – 03 – B
Patent
G - Physics
03
B
88/67, 88/69, 88
G03B 23/18 (2006.01) G03B 21/26 (2006.01)
Patent
CA 990557
Barowski Karlheinz
Schubel Kurt
Welnhofer Hans
Braun Ag
Enna-Werk Optische Anstalt Dr. Appelt Kg.
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