Inventor

SPEARMAN DANIEL M

US3 patents

Patents

3 patents

US4836931AJun 6, 1989

Reinforced filter tube and method of making the same

POROUS MEDIA CORP42 citations90

US4814033AMar 21, 1989

Method of making a reinforced filter tube

POROUS MEDIA CORP49 citations90

USD410727SJun 8, 1999

Inlet filter

POROUS MEDIA CORP10 citations72