Visual measurement device for rifle shooters with or without visual impairment (Machine-translation by Google Translate, not legally binding)
Visual measurement device for rifle shooters with or without visual impairment. The present invention refers to a device for evaluating the visual conditions of a rifle shooter in real shooting conditions, even in the shooting range itself. The device has a front face, which includes a central openi...
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Format: | Patent |
Sprache: | eng ; spa |
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