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Publication numberUSD180279 S
Publication typeGrant
Publication dateMay 14, 1957
Filing dateMay 10, 1956
Publication numberUS D180279 S, US D180279S, US-S-D180279, USD180279 S, USD180279S
InventorsGeorge L. Hammon
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Two-stage preset gas pressure regulator
US D180279 S
Abstract  available in
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Description  (OCR text may contain errors)

- D s. 180,279 O IC Patented Jay 14, 1957 TWO-STAGE PRESET GAS PRESSURE REGULATOR George L. Hammon, Oakland, Calif.

Application May 10, 1956, Serial No. 41,438

Term of patent 14 years (Cl. D521) Fig. 1 is a perspective 'view of a two-stage preset gas References Cited in the file of this patent pregsur; regullatfonkiillustrating rlrlly new dCSigiEt UNITED STATES PATENTS 1g. is a e t s1 e view 0 t e same regu a or; Fig. 3 is a right side view of the same regulator; {g g s g' Fig. 4 is a front view of the same regulator; and 362352 B if g 1944 Fig. 5 is a rear view of the same regulator. u ner 2,488,779 Olson Nov. 22, 1949 The parts of the regulator shown in broken lines are for illustrative purposes only.

I claim:

The ornamental design for a two-stage preset gas pressure regulator, as shown and described.