Environmental heating and cooling; fluid handling and sanitary e – Heating or cooling – Air treatment
Design Patent
2000-04-28
2001-05-01
Lichtenstein, Lisa (Department: 2911)
Environmental heating and cooling; fluid handling and sanitary e
Heating or cooling
Air treatment
Design Patent
active
D0441440
CLAIM:
I claim the ornamental design for a dust cassette assembly, as shown and described.
REFERENCES:
patent: D. 274462 (1984-06-01), Rakocy et al.
Lichtenstein Lisa
Mine Safety Appliances Company
Uber James G.
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