G - Physics – 03 – B
Patent
G - Physics
03
B
88/88
G03B 23/04 (2006.01)
Patent
CA 1016789
Barowski Karlheinz
Schubel Kurt
Weinhofer Hans
Braun Aktiengesellschaft
Enna-Werk Optische Anstalt Dr. Appelt Kg.
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