Engineering Volume 35

Engineering Volume 35

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This historic book may have numerous typos and missing text. Purchasers can usually download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1883 edition. Excerpt: ... law ofiicer would be competent judges as to whether a complete specification described matter that might fairly be taken to be within the four corners of a provisional specification. In many cases undoubtedly, grave errors would be committed. And although, further on, the Bill provides that an applicant or patentee may, by request in writing left at the Patent Oflice, seek leave to amend his specification by way of disclaimer or explanation stating his reasons for the same; yet it is also laid down that no amendment slinll be allowed that would make the specification as amended claim an invention substantially larger than or substantially different from the invention claimed by the specification as it stood before amendment. Thus, in other words, the patentee is to be tied down to the claims prepared whilst his invention was probably in an early stage of development and at a time when it was inipossible for him to know to what extent, if any, portions of it may have been anticipated in specifications previously filed by persons at the Patent Ofiice, but not open to inspection at the date of his application. TORPEDO ATTACK AND DEFENCE. So much has been said lately on torpedo attacks and lioiv to_resist them, that it is just as well that scientific men, and especially naval scientific men, who may not have been in a. position to hear these discussions, should have the matter laid before them. Our object in the present article is to treat the subject as a whole, looking into the various methods of attack by torpedoes and the means we have at our disposal to resist them. In discussing the subject we do not propose including that part which deals of a harbour or passage defended by torpedoes, into which a ship knowingly enters, nor of attacks...show more

Product details

  • Paperback | 1090 pages
  • 189 x 246 x 54mm | 1,901g
  • Rarebooksclub.com
  • United States
  • English
  • black & white illustrations
  • 1236831799
  • 9781236831798