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Inventor

Siegfried Klaissle

Inventor
Unterankenreute, DE

Overview

4→
Patents
1980–1986
Patent span
Performing operations
Primary field (CPC B)

Patents· 4 as inventor

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

B23Bprimary
B23BTurning33%
E21BEarth or rock drilling22%
Y10TTechnical subjects covered by former us classification22%
B25DPercussive tools11%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests11%
PatentTitleYear
4,594,033'Boring tool for producing undercuts in holes'19864,258,808'Rock drill'19814,202,557'Drilling device'19804,202,420'Rock drill with hard metal drilling head'1980

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1980–1986Patents assigned to HAWERA PROBST KG HARTMETALL (4)· patent assignee history
1980–1986Based in Unterankenreute, DE· patent location history
1980Based in Linsenberg, DE· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
HAWERA PROBST KG HARTMETALL41980–1986
Locations
LocationPatentsSpan
Unterankenreute, DE31980–1986
Linsenberg, DE11980