GB190921446A - An Improved Appliance for Attachment to Lamp Chimneys to Economise the Consumption of Gas. - Google Patents
An Improved Appliance for Attachment to Lamp Chimneys to Economise the Consumption of Gas.Info
- Publication number
- GB190921446A GB190921446A GB190921446DA GB190921446A GB 190921446 A GB190921446 A GB 190921446A GB 190921446D A GB190921446D A GB 190921446DA GB 190921446 A GB190921446 A GB 190921446A
- Authority
- GB
- United Kingdom
- Prior art keywords
- economise
- attachment
- consumption
- gas
- improved appliance
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V37/00—Details of lighting devices employing combustion as light source, not otherwise provided for
- F21V37/02—Special adaptation for protection against draughts ; Draft controllers
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- General Engineering & Computer Science (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB190921446T | 1909-09-20 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB190921446A true GB190921446A (en) | 1910-05-05 |
Family
ID=32557554
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB190921446D Expired GB190921446A (en) | 1909-09-20 | 1909-09-20 | An Improved Appliance for Attachment to Lamp Chimneys to Economise the Consumption of Gas. |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB190921446A (en) |
-
1909
- 1909-09-20 GB GB190921446D patent/GB190921446A/en not_active Expired
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