US Patent: 961,025 - Elevator-Annunciator


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US Patent: 961,025

Elevator-Annunciator

Patentee:

William W. Savage (exact or similar names) - Buffalo, Erie County, NY

USPTO Classifications:

187/380

Tool Categories:

specialty machines : elevators and lifts

electrical devices : electronic circuitry and apparatus

Assignees:

William W. Savage - Buffalo, Erie County, NY

Robert Moderwell - Buffalo, Erie County, NY

Manufacturer:

Not known to have been produced

Witnesses:

Unknown

Patent Dates:
Applied:	Feb. 18, 1909
Granted:	Jun. 07, 1910

Patent Pictures:

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Description:

Claim:

This invention relates to improvements in signaling apparatus, and particularly to electrical signals for elevators, and has for an object the provision of improved means for clearly indicating in all of the elevators in any system the call of any person pushing any of the buttons on any of the floors.