Aachen-Walheim, DE
Information
Patent Grant
U.S. Philips Corporation
Walter Hillen
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
U.S. Philips Corporation
Norbert Conrads
G01 - MEASURING TESTING
Information
Patent Grant
U.S. Philips Corporation
Walter Hillen
G01 - MEASURING TESTING
Information
Patent Grant
U.S. Philips Corporation
Norbert Conrads
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
U.S. Philips Corporation
Walter Hillen
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
U.S. Philips Corporation
Walter Hillen
G01 - MEASURING TESTING
Information
Patent Grant
U.S. Philips Corporation
Walter Hillen
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
U.S. Philips Corporation
Walter Hillen
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
U.S. Philips Corporation
Ulrich Schiebel
G01 - MEASURING TESTING
Information
Patent Grant
U.S. Philips Corporation
Gottfried Frings
G01 - MEASURING TESTING
Information
Patent Grant
U.S. Philips Corp.
Josef N. Conrads
G01 - MEASURING TESTING
Information
Patent Grant
U.S. Philips Corporation
Norbert Conrads
H04 - ELECTRIC COMMUNICATION TECHNIQUE
