What people are saying - Write a review
We haven't found any reviews in the usual places.
Other editions - View all
American applied armor battery blast furnace boat boiler bridge building built cable canal carbon carried cast iron cent century coal compressed air connected construction copper cost cotton cotton gin cylinder dynamo electric electric current employed England explosion Fahrenheit fire fire damp force freight furnace furnished gold grain gun cotton gutta percha heat horse improvement inches in diameter increased invention inventor iron labor light liquid air lock locomotive machine machinery magnet manufacture mechanical metal method miles an hour minute modern move nitroglycerin operation passed passengers patent pig iron pipe piston placed plate pounds pressure produced projectile propeller railroad rails revolving rifle road screw propeller shaft shell side silver smokeless powder speed steam engine steel surface telegraph temperature tion to-day tons torpedo train tricity tube tunnel turned United valve vessel weight wheel wire wrought iron York
Page 684 - A patent may be obtained by any person who has invented or discovered any new and useful art, machine, manufacture, or composition of matter, or any new and useful improvement thereof not known or used by others in this country...
Page 684 - ... not patented or described in any printed publication in this or any foreign country, before his invention or discovery thereof, and not in public use or on sale in this country for more than two years prior to his application, unless the same is proved to have been abandoned, may, upon payment of the fees required by law, and other due proceedings had, obtain a patent therefor.
Page 684 - ... and shall state of what country he is a citizen * * *." Rule 46 "46. The applicant, if the inventor, must make oath or affirmation that he does verily believe himself to be the original and first inventor or discoverer of the art, machine, manufacture, composition, or improvement, or of the variety of plant, for which he solicits a patent...
Page 257 - ... of an inch), a bright spark was produced, and more than half the volume of the charcoal became ignited to whiteness, and by withdrawing the points from each other a constant discharge took place through the heated air; in a space equal at least to four inches, producing a most brilliant ascending arch of light, broad and conical in form in the middle.
Page 684 - ... any person who, by his own industry, genius, efforts, and expense, has invented and produced any new and original design for a manufacture, bust, statue, alto-relievo, or bas-relief; any new and original design...
Page 505 - Often have I swept backward, in imagination, six thousand years, and stood beside our great ancestor, as he gazed for the first time upon the going down of the sun. What strange sensations must have swept through his bewildered mind, as he watched the last departing ray of the sinking orb, unconscious whether he should ever behold its return.
Page 543 - The Queen desires to congratulate the President upon the successful completion of this great international work, in which the Queen has taken the greatest interest.
Page 202 - I have seen the model of Mr. Rumsey's Boats, constructed to work against streams : examined the powers upon which it acts, b«en eye witness to an actual experiment, in running water of some rapidity ; and give it as my opinion (although I had little faith before) that he has discovered the art of working boats by mechanism and small manual assistance against rapid currents...
Page 205 - The day will come when some more powerful man will get fame and riches from my invention, but nobody will believe that poor John Fitch can do anything worthy of attention.
Page 255 - Electrical fluid agrees with lightning in these particulars, 1. Giving light. 2. Colour of the light. 3. Crooked direction. 4. Swift motion. 5. Being conducted by metals. 6. Crack or noise in exploding. 7. Subsisting in water or ice. 8. Rending bodies it passes through. 9. Destroying animals. 10. Melting metals. 11. Firing inflammable substances. 12.