- TitleAssignment of patent for improvements in photographic lenses. Thomas Rudolphus Dallmeyer (on behalf of JH Dallmeyer Ltd) to Reginald Burnet Morris. No 21933/1891
- Reference198028/1/22
- Date11th April 1893
- CreatorPatent Office
- LanguageEnglish
- Persons keywordReginald Burnet Morris
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