File:Mignon battery - case.jpg
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Summary
| Description |
English: Top: Mignon battery fitted in a case. Bottom: the bottom of the case is used to store electrolyte and the device can be hinged down to soak in it. |
| Date | 1st February 1853 (issued) |
| Source | US patent US9571 |
| Author | I. L. Pulvermacher |
Licensing
|
The text and illustrations of US patents published before March 1, 1989 are in the public domain unless the patent text contains a specific notice that portions are copyrighted. See 37 CFR 1.71(d), 37 CFR 1.84(s)
The original patent contains no such notice, so its contents are in the public domain. Note: This only applies to images published before March 1, 1989. Patents published after that date are most likely copyrighted, unless in the public domain for another reason, such as {{PD-ineligible}}. |
File history
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 21:27, 12 March 2011 | | 730 × 832 (84 KB) | Spinningspark | {{Information |Description=Left: Pulvermacher's chain fitted in a case. Right: the bottom of the case is used to store electrolyte and the device can be hinged down to soak in it. |Source=US patent US9571 |Date=1st February 1853 (issued) |Author=I. L. Pul |
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