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File:Sexpatent01.png
来自维基百科,自由的百科全书
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File:Sexpatent01.png
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Sexpatent01
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English: Page one of US patent 745,264, an anti-masturbation device Date 23 May 1903 Source [1] Author A. V. Todd
File:Sexpatent01-excerpt.png
Excerpt from US patent 745,264 by Albert V. Todd, filed on May 29, 1903; depicting a lockable belt with a tube for inserting the penis. It uses spikes