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The following 3 pages are in this category, out of 3 total.
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267:This list may not reflect recent changes
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262:Pages in category "1947 in technology"
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250:(4 C, 16 P)
226:(10 C, 2 P)
209:(3 C, 11 P)
317:Categories
292:Transistor
185:(1 C, 2 P)
280:Dictabelt
150:1990s
145:1980s
140:1970s
135:1960s
130:1950s
124:1940s
118:1930s
113:1920s
108:1910s
103:1900s
98:1890s
333:1947
87:1952
82:1951
77:1950
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67:1948
62:1947
57:1946
52:1945
47:1944
42:1943
37:1942
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299:W
287:T
275:D
235:V
194:T
170:C
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