John M Beem, Jr

Inventor

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Inventor Addresses

AddressDuration
Mount Airy, MD, USMar 17, 22 - Apr 26, 22

Technology Profile

Technology Matters
G08B: SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS 1
G10K: SOUND-PRODUCING DEVICES 1

Patents / Publication

Patents / Publication #Year of Publication / IssuedTitleCitations
113153952022Dog bell alert device0
2022/0084,3732022DOG BELL ALERT DEVICE0

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