Marshall Mattress patents spring production process

Knell, Michael J.
March 2002
Furniture/Today;3/4/2002, Vol. 26 Issue 26, p14
Trade Publication
Reports the granting of patents to Marshall Mattress for the processes used in the construction of pocket spring bedding line in the United States. Purpose of the patents; Number of U.S. retail accounts owned by the company; Plan of pursuing patents in Canada and the European Common Market.


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