Environmental heating and cooling; fluid handling and sanitary e – Heating or cooling – Air treatment
Design Patent
2005-04-12
2005-04-12
Lichtenstein, Lisa (Department: 2911)
Environmental heating and cooling; fluid handling and sanitary e
Heating or cooling
Air treatment
Design Patent
active
D0503973
CLAIM:
The ornamental design for an active substances diffuser, as shown.
REFERENCES:
patent: D325253 (1992-04-01), Muderlak
patent: D487144 (2004-02-01), Choke-arpornchai et al.
DBK España, S.A.
Lichtenstein Lisa
Michael & Best & Friedrich LLP
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