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Here are links to
the patents
referenced in the
stencils:
- JAN
25, 1910 - # 947588
- NOV 21, 1911 - # RE13318
- SEP
29, 1914 - # 1112256
- SEP
26, 1916 - # 1199417
- MAY,
9 1911 - # 992124
- JUN
9, 1914 - # 1099233
- JUN
9, 1914 - # 1099845
- JUN
27, 1916 - # 1188725
- FEB
13, 1917 - # 1215614
- FEB
13, 1917 - # 1215615
- FEB
13, 1917 - # 1215616
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