File:Browns gas bubbler.png
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| Description | Brown's Gas Bubbler |
| Date | |
| Source | European Patent Office patent 1475549 |
| Author | Yull Brown |
| Permission (Reusing this file) |
It's an image from a patent with no copyright (Swiss patent CH 605005 (A5)) |
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 17:48, 5 April 2008 | | 1,586 × 882 (30 KB) | Omegatron | crop . remove "fig 1" [using an external editor] |
| 07:38, 5 March 2008 |  | 1,993 × 1,152 (79 KB) | Mox83 | {{Information |Description= Brown's Gas Bubbler |Source= [http://v3.espacenet.com/origdoc?DB=EPODOC&IDX=GB1475549&F=0&QPN=GB1475549&RPN=NL7409795&DOC=d5a84ff69d5b16cd8d4b0bc78f36ddad54 European Patent Office] |Date= 1977 June 1 |Author= Yull Brown |Permis |
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