Features
Stocking the Hudson With Salmon
Patent Office Salaries
An Improved Car Coupling- April 12, 1890
An Improved Printer's Galley
An Improved Drainage and Sewerage System
An Improved Dough Kneader
A Machine for Distributing Poison on Plants
The Lovell Diamond Safety Bicycle
Compressed Air Passenger Cars
An Improved Cotton Cultivator
A Device for Attaching Cost or Price Tickets
An Improved Stove-Pipe Shelf
An Improved Check Punch
An Improved Pencil Sharpener and Holder
The Cyclone of March 26, 27, and 28
To Inventors- April 12, 1890
Departments
- Recommended
New Books and Publications- April 12, 1890
- Departments
Business and Personal- April 12, 1890
Recently Patented Inventions- April 12, 1890
Notes & Queries- April 12, 1890
Index of Inventions- April 12, 1890
