Railroad switch stand

United States of America Patent

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Jul 3, 1990
Grant Date
N/A
app pub date
Jan 9, 1989
filing date
Jan 9, 1989

priority date (Note)
Expired

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Abstract

A railroad switch stand for moving switch points between a pair of stock rails having a worm and gear drive connection between an operator driven input shaft and an output shaft connected to the switch points.

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Patent Owner(s)

Patent Owner	Address
VAE NORTRAK NORTH AMERICA INC	1740 PACIFIC AVENUE CHEYENNE WY 82001

International Classification(s)

B61L:GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RA....

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[Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Farrell, Arthur W	Naperville, IL	3	24
Fiorenzo, Albert V	South Chicago Heights, IL	2	10
Hoyer, Ray	St. John, IN	3	17
Remington, James A	Richton Park, IL	39	161

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Railroad switch stand

Number of patents in Portfolio can not be more than 2000

United States of America Patent

07294423

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PATENT NO	4938438
SERIAL NO	07294423
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07294423

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