patent · US5228772A
Solar powered lamp having a cover containing a fresnel lens structure
20 July 1993
Indexed reference — no copy held
This patent is cited by material in the archive, so it is indexed here by number, title and inventor. The archive holds no copy of its text.
Provenance
- Collection
- Patents citing this work
- Patent office record
- patents.google.com →
- Source
- Google Patents citing-documents table
- Assignee
- Siemens Solar Industries, L.P.
- Published
- 1993-07-20