Table of contents


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Departments

Recently Patented Inventions

Recently Patented Inventions p60

doi:10.1038/scientificamerican01251890-60


Business and Personal

Business and Personal p60

doi:10.1038/scientificamerican01251890-60a


Notes and Queries

Notes and Queries pp60 - 61

doi:10.1038/scientificamerican01251890-60b


Index

Index of Inventions pp61 - 62

doi:10.1038/scientificamerican01251890-61a


Patent Notes

Patents p64

doi:10.1038/scientificamerican01251890-64


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Articles

Safety in Electric Lighting pp50 - 51

doi:10.1038/scientificamerican01251890-50


Photographic Notes p51

doi:10.1038/scientificamerican01251890-51


An Improved Compound Engine p52

doi:10.1038/scientificamerican01251890-52


A Brake and Starter for Vehicles p52

doi:10.1038/scientificamerican01251890-52a


An Improved Corn Trimmer p52

doi:10.1038/scientificamerican01251890-52b


An Improved Pruning Implement p53

doi:10.1038/scientificamerican01251890-53


The Feather Blade Elliptic Propeller p53

doi:10.1038/scientificamerican01251890-53a


An Improved Bicycle Brake Shoe p53

doi:10.1038/scientificamerican01251890-53b


An Improved Fountain Pen p54

doi:10.1038/scientificamerican01251890-54


An Improved Band Saw Pulley p54

doi:10.1038/scientificamerican01251890-54a


An Improved Rail Joint p54

doi:10.1038/scientificamerican01251890-54b


An Improved Door Lock p54

doi:10.1038/scientificamerican01251890-54c


The New York Post Office pp55 - 56

doi:10.1038/scientificamerican01251890-55


New Letter Stamping Machine p56

doi:10.1038/scientificamerican01251890-56


Labors of the International Bureau of Weights and Measures pp57 - 58

doi:10.1038/scientificamerican01251890-57


A Novelty in Tramway Practice p58

doi:10.1038/scientificamerican01251890-58


Decisions Relating to Patent Cases pp58 - 59

doi:10.1038/scientificamerican01251890-58a


The French Was Ship “Redoutable” p59

doi:10.1038/scientificamerican01251890-59


To Inventors p61

doi:10.1038/scientificamerican01251890-61


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