Patent JPS5220199A successfully refreshed from Google Patents.
JPS5220199A
Expired / Lapsed
JP
⏱️ 0.0 years remaining
Retort food packaging bags and packaging process
Assignee: TAKIGAWA KAGAKU KOGYO KK
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Filing: 1975-08-01
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Granted: —
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Expires: 1995-08-01
Abstract
Abstract PURPOSE: To inexpensively retort any food in a short time by sealing the food within a packaging bag composed of a primary film bag having at least two layers of film which is resistive to retorting operation, and a secondary film bags having at least two layers of film which is impermeable against light rays and oxygen. COPYRIGHT: (C)1977,JPO&Japio
Inventors
- 👤 Taku Murakami
Bibliographic Details
Application Number
—
Jurisdiction
JP
Data Source
google_patents
Last Synchronized
2026-10-23 05:38
CPC Classifications
—
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