"Telephone, n. An invention of the devil which abrogates some of the advantages of making a disagreeable person keep his distance. "
Ambose Bierce
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| Number | Title | Issue Date |
| 4306875 | Salts of basic dyes, preparation and uses of same This invention relates to novel dye salts of basic dyes or basic optical brighteners and anionic esters of boric acid. The invention also includes the preparation of the aforementioned novel dye salts.... | 12/22/1981 |