SE410243B - Sett for registrering och atervinning av en visuell markering som kan samverka med en audiovisuell presentationsutrustning
- Google Patents
Sett for registrering och atervinning av en visuell markering som kan samverka med en audiovisuell presentationsutrustning
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Publication number
SE410243B
SE410243BSE7500559ASE7500559ASE410243BSE 410243 BSE410243 BSE 410243BSE 7500559 ASE7500559 ASE 7500559ASE 7500559 ASE7500559 ASE 7500559ASE 410243 BSE410243 BSE 410243B
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Application filed by Andersen Stig AlbjergfiledCriticalAndersen Stig Albjerg
Publication of SE7500559LpublicationCriticalpatent/SE7500559L/xx
Publication of SE410243BpublicationCriticalpatent/SE410243B/xx
G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
SE7500559A1974-01-211975-01-20Sett for registrering och atervinning av en visuell markering som kan samverka med en audiovisuell presentationsutrustning
SE410243B
(sv)