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ERNEST BENARD
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ERNEST BENARD
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Application grantedgrantedCritical
Publication of FR509315ApublicationCriticalpatent/FR509315A/en
G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
G09B29/00—Maps; Plans; Charts; Diagrams, e.g. route diagram
G09B29/06—Maps; Plans; Charts; Diagrams, e.g. route diagram of belt form, e.g. endless belt
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Engineering & Computer Science
(AREA)
Physics & Mathematics
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Theoretical Computer Science
(AREA)
Mathematical Physics
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Business, Economics & Management
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Educational Administration
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Educational Technology
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General Physics & Mathematics
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FR509315A1920-01-311920-01-31
Route indicator for automobiles and other vehicles
ExpiredFR509315A
(en)