Erik Bergstrand - Geodimeter
Erik Bergstrand is a very renown name in surveying. He is the inventor of EDM. Bergstrand was grew up in Upspsala and was influenced by his father a professor of astronomy at Uppsala University. He satarted working as a surveyor in 1939.
Erik Bergstrand (1904-1987)
The early Geodimeter (circa 1948)
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