This got me thinking, what are the key audio patents, has anyone ever done a compendium or listing?
If not, that would make a great ARSCJ article! You could use as a model Kellogg's excellent summary
of sound-for-picture developments:
Kellogg is worth mining for patent numbers, too.
-- Tom Fine
----- Original Message -----
From: "Tom Fine" <[log in to unmask]>
To: <[log in to unmask]>
Sent: Tuesday, October 09, 2012 4:26 PM
Subject: Re: [ARSCLIST] Early electrical disk recording
> You can also retrieve patents at no cost and with no registration from the US PTO:
> Search by number, then click IMAGES to see the pages of the patent (they are transmitted in TIFF
> format). There is a great TIFF plugin, AlternaTIFF:
> using this plugin, you can print, save and do other file functions directly in your browser.
> I like to save the TIFF images into a folder and then import them into a PDF document.
> Another no-cost/no-registration way to search and download patents is decribed here:
> -- Tom Fine
> ----- Original Message -----
> From: "Paul Stamler" <[log in to unmask]>
> To: <[log in to unmask]>
> Sent: Tuesday, October 09, 2012 3:23 PM
> Subject: Re: [ARSCLIST] Early electrical disk recording
>> On 10/9/2012 8:42 AM, David Lewis wrote:
>>> Dr. B wrote:
>>> In late 1922
>>> Hewitt had a visit from Charles Hoxie who was doing sound-on-film
>>> recording for GE and WGY, and loaned Hewitt some of the equipment.
>>> Parts of this system was later the basis of the Brunswick Light Ray
>>> Recording process which is not such a mystery as Dave Lewis seems to
>>> Well, good. Perhaps you can point me to a study on the light ray
>>> technology. I'm interested in it, but never encountered much on it save
>>> record collector's scuttlebutt.
>> Hoxie's two relevant patents are 1,456,595 and 1,637,903. You can get them from
>> www.freepatentsonline.com (you have to register). Once you've registered and signed in, enter the
>> patent number in the Search window and, when you get the option, download the .pdf.