Table of contents


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Departments

Recently Patented Inventions

Recently Patented Inventions p236

doi:10.1038/scientificamerican04121890-236


Business and Personal

Business and Personal p236

doi:10.1038/scientificamerican04121890-236c


Notes and Queries

Notes & Queries pp236 - 237

doi:10.1038/scientificamerican04121890-236d


Index

Index of Inventions pp237 - 238

doi:10.1038/scientificamerican04121890-237a


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Articles

Smokeless Gunpowder p226

doi:10.1038/scientificamerican04121890-226


A New Decision by the Supreme Court Relating to Foreign and American Patents p226

doi:10.1038/scientificamerican04121890-226a


Stocking the Hudson With Salmon pp226 - 227

doi:10.1038/scientificamerican04121890-226b


Patent Office Salaries p227

doi:10.1038/scientificamerican04121890-227


An Improved Printer's Galley p228

doi:10.1038/scientificamerican04121890-228


An Improved Dough Kneader p228

doi:10.1038/scientificamerican04121890-228a


An Improved Drainage and Sewerage System p228

doi:10.1038/scientificamerican04121890-228b


An Improved Car Coupling p228

doi:10.1038/scientificamerican04121890-228c


An Improved Cotton Cultivator p229

doi:10.1038/scientificamerican04121890-229


The Lovell Diamond Safety Bicycle p229

doi:10.1038/scientificamerican04121890-229a


A Machine for Distributing Poison on Plants p229

doi:10.1038/scientificamerican04121890-229b


Compressed Air Passenger Cars pp229 - 230

doi:10.1038/scientificamerican04121890-229c


An Improved Pencil Sharpener and Holder p231

doi:10.1038/scientificamerican04121890-231


An Improved Check Punch p231

doi:10.1038/scientificamerican04121890-231a


An Improved Stove-Pipe Shelf p231

doi:10.1038/scientificamerican04121890-231b


A Device for Attaching Cost or Price Tickets p231

doi:10.1038/scientificamerican04121890-231c


The Cyclone of March 26,27,and 28 pp232 - 235

doi:10.1038/scientificamerican04121890-232


New Books and Publications p236

doi:10.1038/scientificamerican04121890-236a


Scientific American Building Edition p236

doi:10.1038/scientificamerican04121890-236b


To Inventors p237

doi:10.1038/scientificamerican04121890-237


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