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President Rutherford B. Hayes ; Said in 1876, after Alexander Graham Bell demonstrated the telephone to him at the White House
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| Number | Title | Issue Date |
| 4337341 | 4a-Aryl-octahydro-1H-2-pyrindines 4a-phenyl and substituted phenyl 2,3,4,4a,5,6,7,7a-octahydro-1H-2-pyrindines having a 2-substituent are disclosed. Such compounds are useful as analgesic agents having mixed agonist and antagonist properties. The compounds can be prepared by reacting... | 06/29/1982 |
| 4284635 | Analgesic 1,2,4,5-tetra-alkyl-4-arylpiperidines 4-Phenylpiperidines bearing substituents at the 1,2,4 and 5-positions are potent analgesics. Pharmaceutical formulations containing such compounds and a method for effecting analgesia are provided.... | 08/18/1981 |
| 4228288 | Certain substituted 3,4,5,6-tetrahydropyridinium salt intermediates 4-Phenylpiperidines bearing substituents at the 1,2,4 and 5-positions are potent analgesics. Pharmaceutical formulations containing such compounds and a method for effecting analgesia are provided.... | 10/14/1980 |
