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Patent Searching and Data


Title:
METHOD AND MATERIAL FOR WRAPPING ROLL-LIKE PHOTOGRAPHIC FILM FOR PHOTOGRAPHING
Document Type and Number:
Japanese Patent JP2001109110
Kind Code:
A
Abstract:

To provide the wrapping method of roll-like photographic film for photographing by which it is accurately discriminated whether film is not exposed or exposed only by touching with a hand even at a dark photographing place.

It is discriminated whether the roll-like photographic film for photographing is not exposed or exposed by any of conditions (1) to (4): (1) By touching the package surface of the film with the hand. (2) The surface roughness of sealing paper to lock the shading paper of the package of the film. (3) The shape of the sealing paper to lock the shading paper of the package of the film. (4) The surface roughness of the shading paper of the package of the film.


Inventors:
HIDA HIROSUKE
ONODERA KAORU
Application Number:
JP28224699A
Publication Date:
April 20, 2001
Filing Date:
October 04, 1999
Export Citation:
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Assignee:
KONISHIROKU PHOTO IND
International Classes:
B65D81/30; G03C3/00; G03C3/02; (IPC1-7): G03C3/00; B65D81/30; G03C3/02