Otto G G Sprekeler

Inventor

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Work History

Patent OwnerApplications FiledYear
LOCKWOOD SECURITY PRODUCTS PTY LTD.
1
1979

Inventor Addresses

AddressDuration
Tarragindi, AUSep 01, 81 - Sep 01, 81

Technology Profile

Technology Matters
E05C: BOLTS OR FASTENING DEVICES FOR WINGS, SPECIALLY FOR DOORS OR WINDOWS 1

Patents / Publication

Patents / Publication #Year of Publication / IssuedTitleCitations
42868121981Security screen door lock13

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