- Acetylene gas, 16, 89
- Action of patent office, 125
- Advertising for agents, 167
- Advertising campaign, 173
- How to start an, 179
- Advertising, classified, 169
- Displayed, 177
- Stereotyped copy, 178
- Advertising an inventor’s job, 178
- Advertising patent attorneys, 48, 113
- Advertising versus publicity, 175
- Aeroplane, 43
- Inventing, 215
- State of the art of, 52
- Agent, manufacturer’s, 170
- Agents, advertising for, 167
- Selling through sales, 171
- Agreement, form of an invention, 133
- Air brake, invention of the, 205
- Alternating current generator, 77
- Alloys, some useful, 240
- Aluminum, 16, 89
- Amending the specification and claims, 118, 125
- Ammeter, 83
- Appendices, 229
- Applying for a patent, 117
- Archives of patent office, 126
- Arc lamps, 79
- Assignment, patent, 134, 217
- Atoms and molecules, 61
- Attorneys, advertising patent, 48
- Automobile, invention of the, 209
- Ball bearings, 61
- Band saw, 158
- Battery, 76
- Bell, Alexander, telephone inventor, 206
- Bell telephone, 56, 206
- Bentley and Knight, trolley line inventors, 211
- Berliner, Emile, graphophone inventor, 207
- Bessemer, Henry, inventor of cheap steel process, 204
- Board of examiners-in-chief, 127
- Book,
- of account, 140
- on electro-chemistry, 90
- of mechanical movements, 69
- Minute, 141
- on modern views of electricity, 75
- on Physics, 69
- Stock certificate, 141
- Stock ledger, 142
- Stock transfer, 141
- on Chemistry, 88
- on Wireless, 82
- Bourseul, Charles, telephone inventor, 205
- Branca, steam turbine inventor, 209
- Brokers who advertise, 128
- Faraday, dynamo inventor, 3, 45
- Flying machine, helicopter, 94
- Follow-up letters, 170
- Foreign patents,
- Dominion of Canada, Great Britain, 224
- France and Colonies, Germany and Colonies, Austria and Hungary, Belgium, Spain, Italy, Russia, Denmark, 225
- Norway and Sweden, Switzerland, Portugal and Turkey, 226
- Holland, India, Australian Commonwealth, Japan and China, Africa, Central America, West Indies, South America, 226
- Fulton, Robert, steamboat inventor, 202
- Ford, Henry, greatest automobile manufacturer in the world, 210
- Free-hand drawing, 19
- Friction, reducing, 236
- Work against, 61
- Finishing your product, 162
- Gas engine, invention of the, 204
- Gas furnace, 150
- Gears and gearing, 238
- Genius versus college professors, 5
- Government monopoly, 112, 127
- Gramme, dynamo inventor, 205
- Graphophone, invention of the, 207
- Grinder, 151
- Gyro-compass, 13, 18
- Gyro-motor for aeroplane, 43
- Hall of Fame, New York University, 203
- Progress and civilization, 203
- Heat, 61
- Helicopter, flying machine, 94
- Hero, steam turbine inventor, 208
- High frequency, Alternators, 78
- Currents, 12, 75
- Machine, 162
- Hiring and firing men, 161
- Hoe Brothers, printing press inventors, 203
- Howe, Elias, sewing machine inventor, 56, 203
- Hydro-electric power, 149
- Ice machine, invention of the, 204
- Idea,
- The big, 181
- Factory, 180
- First raw, 3, 6
- Getting an, 1
- How to get an, 1
- of an inventive genius, 2
- Protecting your, 97
- What it is, 2
- Where it originates, 3
- Ideas,
- For chemical inventions, 14
- For electrical inventions, 11
- For electro-chemical inventions, 15
- For electro-mechanical inventions, 13
- For inventions in general, 9
- Kinds of, 218
- Saving the watchword, 194
- Scale drawi
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