Fabric Has Impregnation And/or Single Coating (428/289) Patents (Class 442/FOR165)

Foreign Patent Art Collections

Synthetic resin or polymer in impregnation or coating (428/290) (Class 442/FOR166)
Comprising bitumen, tar, natural gum, natural oil, resin or wax in coating or impregnant (428/291) (Class 442/FOR167)

There are no patents to show for this class.