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US Patent: 3,138,043
Boring Head
Patentee:
Bernd R. L. Greuner (exact or similar names) - Bremen-Osterholz, Lower Saxony Germany

USPTO Classifications:
408/144, 408/59

Tool Categories:
metalworking machines : drilling and boring : boring heads

Assignees:
Gebruder Heller - Kreis Verden (Aller) District, Lower Saxony Germany

Manufacturer:
Not known to have been produced

Witnesses:
Unknown
Patent Dates:
Applied: Mar. 19, 1962
Granted: Jun. 23, 1964

Patent Pictures:
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Description:
Claims priority, application filed in Germany, 22 Mar., 1961.

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