Abstract

Get full access to this article
View all access options for this article.
References
1.
Redford
K.
Hoydal
L.
Stori
A.
Holm
K.H.
Jorgensen
A.
Grovdal
J.
PCT application NO/94/00034 to Dynoplast AS., Norway (1993 )
2.UK Pat 985461 to Polyplastic, France (1960 )
3.UK Pat 1005465 to Kleber Colombes, France (1961 )
