Measuring – testing – or signalling instruments – Security or signal instrument or casing – Aural – i.e. – audible
Patent
1987-10-05
1990-07-17
Burke, Wallace R.
Measuring, testing, or signalling instruments
Security or signal instrument or casing
Aural, i.e., audible
Patent
active
D03092747
REFERENCES:
patent: 186718 (1877-01-01), Einig
patent: D247785 (1978-04-01), Ehrick
patent: D293216 (1987-12-01), Fernandez
patent: D293657 (1988-01-01), Petersson
patent: D301513 (1989-06-01), Wright
patent: 431007 (1890-06-01), Quinlan et al.
patent: 468793 (1892-02-01), Curran
patent: 936253 (1909-10-01), Parizek
patent: 1002493 (1911-09-01), Burt
patent: 2936547 (1960-05-01), Weems
P. S. Olt Company, Sep. 1972, G.-7, Hawk Call.
Baldwin Train Whistle Advertising Brochure.
Model Engineer Magazine, pp. 606-608, Jun. 1969.
Photographs of Whistle on Old Steam Locomotive (marked pp. 1,2,3,4,5).
Burke Wallace R.
Jackson Marcus
LandOfFree
Whistle does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Whistle, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Whistle will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-88445