Solar heating shingle and roof structure comprising it

IL52128A0Inactive Publication Date: 1977-07-31GEORGE THOMAS STRAZA
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Patent Information

Application Number
IL52128
Authority / Receiving Office
IL · IL
Patent Type
Applications
Current Assignee / Owner
Priority Date
1977-04-07
Filing Date
1977-05-19
Publication Date
1977-07-31
Estimated Expiration
Not applicable · inactive patent
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