Assignee

SHERWOOD RES & DEV

US·1 granted patent·59 citations·filing 1978–1978

Technology mixA47K1 A47L1 B29C1 C08J1 C11D1

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0184US4421526APolyurethane foam cleaning pads and a process for their manufactureSHERWOOD RES & DEV·Filed 1978·Granted Dec 20, 1983·59 cites·22 claims

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