Flow gas and air regulating device for sacks and flexible...

Details Flow gas and air regulating device for sacks and flexible... Flow gas and air regulating device for sacks and flexible...

2002-07-22

2004-03-02

Holtje, Nelson C. (Department: 2913)

Environmental heating and cooling; fluid handling and sanitary e

Fluid handling or treatment equipment

Valve or body therefor

Design Patent

active

D0487304

CLAIM:
I claim the ornamental design for a flow gas and air regulating device for sacks and flexible container, as shown.

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patent: D460998 (2002-07-01), Wurth
patent: 6508264 (2003-01-01), Chaffee

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