involving collapsing or stacking the inserts

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Patents Grantslast 30 patents

Information Patent Grant
Combined machine to make laminar separators of products contained i...
- Patent number 12,138,884
- Issue date Nov 12, 2024
- Marisa Rosana Lattanzi
- B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD
Information Patent Grant
Method and device for fitting reinforcements on a cardboard packagi...
- Patent number 10,144,191
- Issue date Dec 4, 2018
- Otor
- Franck Menegazzi
- B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD
Information Patent Grant
3134490
- Patent number 3,134,490
- Issue date May 26, 1964
- B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD
Information Patent Grant
2758521
- Patent number 2,758,521
- Issue date Aug 14, 1956
- B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD