Patent DE815181C successfully refreshed from Google Patents.
DE815181C
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DE
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Optical system for lighting systems, e.g. B. light signals
Assignee: Siemens Mobility Ltd
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Filing: 1949-06-28
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Granted: 1951-10-01
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Expires: 1969-06-28
Abstract
No abstract record available.
Inventors
- 👤 Leslie Hurst Peter
- 👤 Sydney Arthur Stevens
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-10-24 20:52
CPC Classifications
G; G02; G02B; G02B6/00; G02B6/24; G02B6/42; G02B6/4298; G02B6/0001; G02B6/0005; G02B6/0008; F; F21; F21W; F21W2111/00; F21W2111/02
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References Cited (Backward Citations)
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