Category:1950 inventions
Subcategories
This category has only the following subcategory.
I
Media in category "1950 inventions"
The following 4 files are in this category, out of 4 total.
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Fokker organ keyboard design.png 627 × 771; 29 KB
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USD164072S Organ Console (1950-06-23 filed, 1951-07-24 published) by George H.Stephens - Hammond S.pdf 1,158 × 1,702, 2 pages; 85 KB