| 摘要 |
<p>A recording body on which an identification mark is so recorded to be optically readable and its manufacturing method. The object of this invention is to provide a recording body having an optically readable mark which can be used permanently to some extent because it has a good durability against washing and repeated mechanical forces applied to it too, and can be read accurately with almost no error because it has a good readability by an optical reader that is regarded as the life of the identitication mark. The recording body of this invention is characterized in that the body is made of extra fine fibers of 1-0.00001 denier as a main material, and is a cloth having an identification mark recorded opto-readably. The method of manufacturing the recording body is characterized in that the optically read mark is printed on the surface of the fiber cloth made of extra fine fibers of 1-0.00001 denier as a main material.</p> |
