DE Patent: DE-1,723,496
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| Steckschlüssel
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Patentee:
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| Eugen Zerver (exact or similar names) - Remscheid-Reinshagen, Germany |
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Patent Dates:
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| Applied: |
Feb. 24, 1956 |
| Granted: |
May 30, 1956 |
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Patent Pictures:
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Eugen Zerver patent May 30, 1956 - edited from ESPACENET |
Espacenet patent
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Stan Schulz
DE1723496 in ESPACENET
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Description: |
| Double-end wrench with rotating heads, each having four different sized sockets.
Advertised in inch and metric sizes in the U.S. as the ZEREM "8 IN 1 SOCKET WRENCH" imported from West Germany.
Following European patent practice, the patent was granted to the company rather than a named individual. The Zerver family has operated the company for over 150 years; in the 21st Century the company uses the HAZET brand name. |
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