Penholder Attachment (open access)

Penholder Attachment

Patent for an attachment for pen holders which acts as an extra supply of ink. Illustrations included.
Date: September 12, 1911
Creator: Harmon, James W.
Object Type: Patent
System: The Portal to Texas History
Dubbing-Machine. (open access)

Dubbing-Machine.

Patent for improvements to the dubbing-machines with illustrations. Specifically, this improvement is aimed at "dressing ship timber" (line 15) in an effort to make the process easier and more efficient.
Date: June 10, 1919
Creator: Cobb, Dan L. & Moore, William W.
Object Type: Patent
System: The Portal to Texas History