ES13256A1 -
The manufacture of opaque or non-transparent cards, in single-sheet cardboard, by chemical procedures that make transparent cardboard become non-transparent.
- Google Patents
The manufacture of opaque or non-transparent cards, in single-sheet cardboard, by chemical procedures that make transparent cardboard become non-transparent.
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Individual
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Individual
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ES13256A1892-05-031892-05-03
The manufacture of opaque or non-transparent cards, in single-sheet cardboard, by chemical procedures that make transparent cardboard become non-transparent.
ExpiredES13256A1
(en)
The manufacture of opaque or non-transparent cards, in single-sheet cardboard, by chemical procedures that make transparent cardboard become non-transparent.
The manufacture of opaque or non-transparent cards, in single-sheet cardboard, by chemical procedures that make transparent cardboard become non-transparent.
The manufacture of opaque or non-transparent cards, in single-sheet cardboard, by chemical procedures that make transparent cardboard become non-transparent.
The manufacture of opaque or non-transparent cards, in single-sheet cardboard, by chemical procedures that make transparent cardboard become non-transparent.
Improvements introduced in the manufacture of opaque cards, that is, non-transparent, in single-sheet cardboard, by chemical procedures that make transparent cardboard become non-transparent.
Rapid joining mechanism that allows the various sections into which a dam can be divided together or separated in a short time, whose sections can function as independent dams.
Way of ingesting in single-sheet paper when manufacturing it, a ribbon, forming at the same time with the paste transparent light-dark drawings, letters or numbers.