The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 12, 1991
Filed:
Jan. 18, 1990
Norio Yabe, Higashimatsuyama, JP;
Takeshi Iijima, Higashimatsuyama, JP;
Kazunori Itaya, Higashimatsuyama, JP;
Masahide Takano, Higashimatsuyama, JP;
Sanyo-Kokusaku Pulp Co., Ltd., Tokyo, JP;
Abstract
A developing machine for photosensitive films serviceable for both negative type and positive type films and exclusively usable for developing with water, comprising a warm water-dipping section consisting of warm water bath, a brush-developing section for developing by rubbing off the non-image area with a rotating brush roll while spraying water, and a drying section for drying with warm air, wherein the negative type photosensitive film, and non-image area being dissolved with ordinary temperature water for development, is passed through the brush-developing section and drying section, and the positive type photosensitive film, the non-image area being swollen with warm water and then rubbed off with brush for development, is passed through the warm water-dipping section, brush-developing section and drying section.