Features
America a Huge "Jelly Fish"
Progress in Exactness
Value of Inventions to the World
The Triple Thermic Motor
Prospects of the Patent Bills
Decisions Relating to Patents - March 15, 1884
Patents and Politics
Improved Knife Scourer
Improved Lock and Latch
The Remington Horse Power Fire Engine
The Electric Diadems of the New Ballet "La Farandole"
Dujour and Bianchi's Single Axle Windlass
Petroleum at Baku
The Ornithorhynchus
(Ornitlwrhynchus paradoxus.)
Improved Music Leaf Turner
Improved Pail
Improved Rotating Sample Stand
Mechanical Inventions - March 15, 1884
Miscellaneous Inventions - March 15, 1884
Special - March 15, 1884
Agricultural Inventions - March 15, 1884
Engineering Inventions - March 15, 1884
Departments
- Letters
Correspondence - March 15, 1884
- Recommended
New Books and Publications - March 15, 1884
- Departments
Business and Personal - March 15, 1884
Notes and Queries - March 15, 1884
Index of Inventions - March 15, 1884
