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Window-Screen.
Patent for window screens with frames, side members and end members that can be fixed, detached and adjusted.
Date:
April 18, 1905
Creator:
McGlamery, William H.
System:
The Portal to Texas History
Ditching-Machine.
Patent for a ditching machine for digging ditches than can go in reverse.
Date:
April 18, 1911
Creator:
Miller, Sam
System:
The Portal to Texas History