Thos. S. Sprague & Son.
Parent Issue
Day
6
Month
April
Year
1888
Copyright
Public Domain
OCR Text
Patekts odtained in TI. S. and flll foreïgn couutries Examinfttlous made. Liccnses and oaslgnmenta drawn. Inftrincomeuts ijirosccuted in ail Federal icourU. Advice and pamIphletafree. Scientlflc exfpert validlty oplnion3 givon. No modela requlred. Estnblished A. D. 1SB6. Thos. S. Sfbaoue & 8on, 87 Ongrcss Stroet West, Dttruit, Micti.
Article
Subjects
Ann Arbor Argus
Old News