Number | Name | Date | Kind |
---|---|---|---|
D375546 | Lee | Nov 1996 | |
4872397 | Demeter et al. | Oct 1989 |
Number | Date | Country |
---|---|---|
4108547 | Apr 1992 | JPX |
Entry |
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Hong Kong Household, Air Cleaner, Oct. 1984. |
Hoffmann-LaRoche Purchase Order No. NESY25300 dated Aug. 4, 1995. |
Photograph of a predecessor, nonfunctional personal environment system shown to Hoffmann-LaRoche |
Photograph of a foam mock-up of a predecessor air diffuser shown to Hoffmann-LaRoche. |