Details
a) 102678 -- 1870
IMPROVED SPRING SEAT
D.F. Haasz, Philadelphia, PA
wood and spring steel
10 7/8in. wide E.2;
b) 161748 -- 1875
IMPROVEMENT IN INVALID-CHAIRS
William Burch, Austinburg, OH
wood with steel screws
11in. long E.2
IMPROVED SPRING SEAT
D.F. Haasz, Philadelphia, PA
wood and spring steel
10 7/8in. wide E.2;
b) 161748 -- 1875
IMPROVEMENT IN INVALID-CHAIRS
William Burch, Austinburg, OH
wood with steel screws
11in. long E.2