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Inventor

Bertold Sturmer

Inventor
Bad Kissingen, DE

Overview

2→
Patents
1986–1990
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.

H01Hprimary
H01HElectric switches100%
PatentTitleYear
4,902,862'Keyboard switch device for facilitating removal and replacement of push buttons'19904,580,022'Keyboard key with means for supporting large key surface'1986

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1986–1990Patents assigned to PREH ELEKTRO FEINMECHANIK (2)· patent assignee history
1986Based in Bad Neustadt, DE· patent location history
1990Based in Bad Kissingen, DE· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
PREH ELEKTRO FEINMECHANIK21986–1990
Locations
LocationPatentsSpan
Bad Kissingen, DE11990
Bad Neustadt, DE11986