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US10295307B2 - Apparatus and method for calculating aiming ... US15/835,146 US201715835146A US10295307B2 US 10295307 B2 US10295307 B2 US 10295307B2 US 201715835146 A US201715835146 A US 201715835146A US 10295307 B2 US10295307 B2 US 10295307B2 Authority US United States Prior art keywords target reticle shooter range hair Prior art date 2003-11-12 Legal status (The legal status is an assumption and is not a legal …

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