Inventor

Larry F. Dewberry

Inventor

Panama City, FL, US

Overview

2→

Patents

1977–1979

Patent span

Electricity

Primary field (CPC H)

Patents· 2 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

B06Bprimary

B06BMethods or apparatus for generating or transmitting mechanical vibrations of infrasonic, sonic, or ultrasonic frequency, e.g. for performing mechanical work in general33%

H04MTelephonic communication33%

H04RLoudspeakers, microphones, gramophone pick-ups or like acoustic electromechanical transducers33%

PatentTitleYear

4,154,981'Telephone system for diver communication'1979 4,013,992'Diver\'s piezoelectric microphone with integral AGC preamplifier'1977

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1977–1979Patents assigned to US NAVY (2)· patent assignee history

1977–1979Based in Panama City, FL, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
US NAVY	2	1977–1979

Locations

Location	Patents	Span
Panama City, Florida, US	2	1977–1979