File:Signal Rockets diagram.png

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Revision as of 14:13, 15 May 2020 by SysopJ (talk | contribs) (Patent diagram for signal rocket invented by George H. Felt.)
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Original file(556 × 817 pixels, file size: 135 KB, MIME type: image/png)

Patent diagram for signal rocket invented by George H. Felt.

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Date/TimeThumbnailDimensionsUserComment
current14:13, 15 May 2020Thumbnail for version as of 14:13, 15 May 2020556 × 817 (135 KB)SysopJ (talk | contribs)Patent diagram for signal rocket invented by George H. Felt.

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