...electric impulses by sonnd the combination with a diaphragm or tympan of electric tension-regulators, substantially as hereinbefore described for varying...in a closed circuit, substantially as set forth." In the Edinburgh case Lord M'Laren used these words: — EXPERIMENTS. 1 s iff Jfi U«cful Work. . ®fe'...

...separately any of the parts or arrangements hereinbefore described ; but I claim as my invention, ' In an instrument for transmitting electric impulses...regulators, substantially as hereinbefore described.' " The claim 9 — and this is the only claim left out of the thirty original claims— is for a combination...

...transmitting electric impulses by sound, a diaphragm or tympan of mica, substantially as set forth. 2. In an instrument for transmitting electric impulses by sound, the combination with a diaphragm or tjonpan of electric tension regulators, substantially as hereinbefore described for varying the resistance...

...afresh, and told of something that was entirely new both in operation and design. The claim was : " In an instrument for transmitting electric impulses...the resistance in a closed circuit, substantially us set forth." He would ask his lordship to look at the functions of the tension regulator as he had...

...described, but the combination with a diaphragm or tympan, that is, anything which can be properly called a diaphragm or tympan of electric tension regulators, substantially as herein-before described. So there it is undoubtedly necessary in order to constitute an infringement that there should be a...

...transmitting electric impulses by sound a diaphragm or tympan of mica, substantially as set forth ; (2) In an instrument for transmitting electric impulses...resistance in a closed circuit substantially as set forth." The plaintiffs, the owners of the patent, used, in the instruments which they manufactured and sold,...

...important points liberated by the expiration of this patent are contained in the second claim, which runs as follows :—"In an instrument for transmitting...sound, the combination with a diaphragm or tympan of an electric tension regulator for varying the resistance in a closed circuit substantially as set forth."...

...electric impulses by sound, the combination with a diaphragm or tympan of an electric tension regulator for varying the resistance in a closed circuit substantially as set forth." The term " electric tension regulator " the inventor tells us he applies to "the small bunches, tufts,...

...combination with & diaphragm or tympan of electric tension regulators substantially as hereinbeforedescribed for varying the resistance in a closed circuit substantially as set forth." The plaintiffs, the owners of the patent, in the instruments which they manufactured, and sold, used...

...electric impulses by sound, a diaphragm or tympan of mica, substantially as set forth ; ' secondly, 'in an instrument for transmitting electric impulses...resistance in a closed circuit, substantially as set forth ; ' and, thirdly, he claimed the 'phonograph.' On the first claim it was attempted to avoid the patent,...