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Georg Gossa
Erwin Heyber
Max Gossa
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10,314. Gossa, G., Heyler, E., and Gossa, M. May 16. Telemeters.-Relates to an instrument for measuring distances, having a vertical base line and means for measuring the angle subtended by it at distant objects. The base a has a sighting-telescope e fixed to it at one end, and to the other end is pivoted an arm g carrying a reflecting-prism h and a second telescope or other sighting-device i. The prism is arranged so that reflection takes place through ninety degrees. The angle subtended at the object d is read off on a scale n. The base rod a is pivoted to a stake b.
GB190510314D1905-05-161905-05-16Improvements in Distance Measuring Instruments
ExpiredGB190510314A
(en)
An Improved Appliance for use in Calculating Distances, the same being particularly applicable for use in Range Finding for Artillery or Rifle Shooting.