Image: Ming Kwai 1952 US 2613795 A
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Description: Ming Kwai typewriter invented by Lin Yutang as it appears in the United States patent. Cropped image from the original.
Title: Ming Kwai 1952 US 2613795 A
Credit: https://www.google.com/patents/US2613795
Author: Campbell, Brumbaugh & Free
Usage Terms: Public domain
License: Public domain
Attribution Required?: No
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