PATENT SPECIFICATION No. 14489.

APPLICATION DATE: 13th July 1899.

SPECIFICATION ACCEPTED: 13th July 1900.

TITLE: IMPROVEMENTS IN COIN CONTROLLED, CALL-RECORDING DEVICE FOR TELEPHONE SYSTEMS.

APPLICANT: JAMES BENJAMIN GILL, of 246, Sutter Street, San Francisco, California, USA. 

Size: 195mmx270mm.

No. of pages of text: 14. 

No. of pages of drawings: 2. Size of page of drawing/s: 300mmx225mm & 140mmx225mm. 

Brief Description of Patent: This invention relates to improvements made in means or devices for making a permanent record of calls sent in and the number of switches or connections made between a subscribers line  and other lines in a telephone system....

Condition: Slight crinkling.  Wear to left hand edge where patent has been removed from the volume. 

This was sold by a Library and has their stamp impression on some of the pages/drawings. Multiple Item Postage: Patents can be combined for postage costs, the cost is the same whether you purchase one or several, so check out our Ebay Shop patent listings as well. This patent specification has been disbound from a volume of 100 different patents. This is an original HMSO published item at the time, not a modern copy as are being sold elsewhere. The drawings are often ideal for framing. It is part of a collection of several volumes from the 1893-1900,1907 & 1920/50's that I have from which individual patents will be sold over the next few years.