US D270,276 SGranted

Ventilator

AssigneeFlettner Ventilator Limited

InventorsDerek V. Stern, Noel W. Fleury

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Abstract

The abstract isn’t available for this document.

Claims1

Dependent claims

The ornamental design for a ventilator, as shown and described.

Facts

Application: 06/227,985Filed 23 Jan 1981
Priority: GB 8099588325 Jul 1980
Granted: 23 Aug 1983
Term ends: Not estimatedThe source records don’t support an estimate.

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Family

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