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All Patents in class 396/150
Patents 1 - 2 of 2
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PictureNumberDatePatenteeTitle
  1,061,736May 13, 1913W.F. FolmerMultiplying Camera Back
2,575,902Nov. 20, 1951J. Woerman, V. YagerAir Vent And Focusing Screen Support For Bellows Type Cameras
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