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Patents
Typewriting Machines Patents
With Control Of "carbon Paper" For Typing Plural Simultaneous Copies By Single Impression (e.g., On "manifold Set") Patents
Including Spool Or Support For Roll Of Carbon Paper Patents
And Guide For Changing Feed Direction Patents (Class 400/510)
And Guide For Changing Feed Direction Patents (Class 400/510)
Spool support shiftable to and from platen (Class 400/510.1)
There are no patents to show for this class.