LexDanaLexDanabeta
Inventor

John R. Valvo

Inventor
Los Angeles, CA, US

Overview

1→
Patents
1979
Patent span
Physics
Primary field (CPC G)

Patents· 1 as inventor

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

G11Bprimary
G11BInformation storage based on relative movement between record carrier and transducer100%
PatentTitleYear
4,178,489'Suspension system for disc recording cutter head'1979

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1979Patents assigned to LIPPEL CYBERSONICS INC (1)· patent assignee history
1979Based in Los Angeles, CA, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
LIPPEL CYBERSONICS INC11979
Locations
LocationPatentsSpan
Los Angeles, California, US11979