Category:Mechanical adding machines in the Ridai Museum of Modern Science

Media in category "Mechanical adding machines in the Ridai Museum of Modern Science"

The following 20 files are in this category, out of 20 total.

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  Bell Punch 506D adding machine - Ridai Museum of Modern Science, Tokyo - DSC07529.JPG 3,322 × 3,559; 6.12 MB
  
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  Burroughs adding machine - Ridai Museum of Modern Science, Tokyo - DSC07540.JPG 3,403 × 5,127; 7.1 MB
  
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  Burroughs adding machine - Ridai Museum of Modern Science, Tokyo - DSC07543.JPG 3,628 × 4,912; 6.98 MB
  
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  Comptometer adding machine - Ridai Museum of Modern Science, Tokyo - DSC07530.JPG 3,541 × 3,659; 7.02 MB
  
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  Comptometer adding machine - Ridai Museum of Modern Science, Tokyo - DSC07531.JPG 3,535 × 3,386; 5.01 MB
  
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  Comptometer adding machine - Ridai Museum of Modern Science, Tokyo - DSC07532.JPG 3,428 × 3,526; 4.63 MB
  
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  Comptometer adding machine - Ridai Museum of Modern Science, Tokyo - DSC07533.JPG 3,648 × 4,099; 6.36 MB
  
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  Comptometer adding machine - Ridai Museum of Modern Science, Tokyo - DSC07534.JPG 3,448 × 3,619; 4.84 MB
  
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  Corona adding machine - Ridai Museum of Modern Science, Tokyo - DSC07535.JPG 3,462 × 5,086; 9.01 MB
  
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  Corona adding machine - Ridai Museum of Modern Science, Tokyo - DSC07546.JPG 3,408 × 4,719; 7.32 MB
  
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  Dalton adding machine - Ridai Museum of Modern Science, Tokyo - DSC07538.JPG 3,560 × 5,125; 6.97 MB
  
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  Dalton adding machine - Ridai Museum of Modern Science, Tokyo - DSC07542.JPG 3,515 × 4,845; 6.02 MB
  
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  NCR adding machine - Ridai Museum of Modern Science, Tokyo - DSC07537.JPG 3,633 × 4,698; 8.1 MB
  
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  Odhner adding machine - Ridai Museum of Modern Science, Tokyo - DSC07569.JPG 3,595 × 5,052; 8.38 MB
  
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  Olivetti Summa Prima 20 adding machine - Ridai Museum of Modern Science, Tokyo - DSC07549.JPG 3,595 × 4,939; 7.96 MB
  
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  R. C. Allen adding machine - Ridai Museum of Modern Science, Tokyo - DSC07536.JPG 3,448 × 4,225; 6.72 MB
  
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  Remington Rand adding machine - Ridai Museum of Modern Science, Tokyo - DSC07548.JPG 3,648 × 4,959; 7.88 MB
  
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  Sumlock adding machine - Ridai Museum of Modern Science, Tokyo - DSC07528.JPG 4,495 × 3,124; 6.7 MB
  
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  Underwood Sundstrand adding machine - Ridai Museum of Modern Science, Tokyo - DSC07539.JPG 3,514 × 4,552; 7.72 MB
  
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  Victor adding machine - Ridai Museum of Modern Science, Tokyo - DSC07547.JPG 3,462 × 4,912; 6.37 MB