Grill pattern on air filter inlet

Medical and laboratory equipment – Equipment for diagnosis – analysis – or treatment – Article for the introduction – removal or collection of fluids

Design Patent

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Details

CD24S110200, CD24S110300

Design Patent

active

D0456505

CLAIM:
The ornamental design for a grill pattern on an air filter inlet, as shown and described.

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Lab Safety Supply “MSA Ultra Elite” Full face respirator p. 296 @1999.*
Domestic Preparedness—Powered Air Protection for First Responders C420 Mil-Spec PAPR; SCOTT a Scott Technologies Company (dated Sep. 1999) (a four page brochure).

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