File:US2995633 - MEANS FOR AIDING HEARING (1961).pdf
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US2995633_-_MEANS_FOR_AIDING_HEARING_(1961).pdf (file size: 626 KB, MIME type: application/pdf)
Upload the Puharich & Lawrence patent US2995633 'Means for Aiding Hearing' (1961). Caption: 'Patent US2995633 — Means for Aiding Hearing, Puharich & Lawrence, granted August 8, 1961'
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| Date/Time | Dimensions | User | Comment | |
|---|---|---|---|---|
| current | 03:37, 27 August 2026 | (626 KB) | Geckopico (talk | contribs) | Upload the Puharich & Lawrence patent US2995633 'Means for Aiding Hearing' (1961). Caption: 'Patent US2995633 — Means for Aiding Hearing, Puharich & Lawrence, granted August 8, 1961' |
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