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Emil Doenitz
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Individual
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8112. D÷nitz, E. April 8. Telescopes.-In scissors telescopes as described in Specification No. 16,551, A.D. 1906, the adjustment of the interocular distance is maintained without hinge friction, either by connecting the arms by links d, e, Fig. 1, to a sleeve c carrying a spring pawl c‹ engaging with a ratchet a, or by fitting a spring pawl i g, Fig. 3, on one arm to engage with a toothed sector f carried by the other arm.
GB190708112D1907-04-081907-04-08Improvements in Hinged Double Telescopes
ExpiredGB190708112A
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