Patent · US Expired

Film holding and agitating apparatus

US4423945A · kind A · utility

9Cited by
4References
14Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 26, 1982
Grant dateJan 3, 1984
Priority date
Expiry dateMay 26, 2002

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03D3/04
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

An apparatus for use in developing film is disclosed. The apparatus is designed to hold the film during development in a processing solution. The apparatus fits and substantially closes the processing solution cannister to provide a substantially lightless processing environment. The apparatus further moves the film during development to agitate the processing solution.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.