Patent CA-1893-42121
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Balloon for advertising display connected to elevator car moving up and down. Illuminated by electric lamps.
Inventor location: Montreal, Quebec, Canada
Source
- Canadian Patent Office Record for 1893, p. 166
- Patent summary at the Canadian Intellectual Property Office site
Year filed | |
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Year granted | 1893 |
Office | CA |
Patent number | 42121 |
Inventors | Charles Eissner |
Inventor country | CA |
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Applicant firm | |
Applicant type | INDIV |
Applicant is inventor? | 1 |
Original title | Advertising Device; Mode de publicité |
English title | Advertising device |
Tech fields | LTA, balloon, advertising, car, electricity |
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Grant date | 1893-03-01 |
Granted? | 1 |
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Related to aircraft? | 1 |
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National tech categories | CA 40/62 |
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Citations from after 1930 | |
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Number of claims | 3 |