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1 |
Material Type: Patent
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2 |
Material Type: Patent
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3 |
Material Type: Patent
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4 |
Material Type: Patent
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5 |
Material Type: Patent
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6 |
Material Type: Patent
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7 |
Material Type: Patent
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Système téléphonique à commutation électroniqueArseneau Roger E ; Bereznak John ; Osborn Peter E 20 March 1964Full text available |
8 |
Material Type: Patent
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Lubricating compositionGibson John Anderson ; Morton Ronald William ; Osborn Peter Maurice 26 August 1959Full text available |
9 |
Material Type: Patent
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Elektronisch schaltende FernmeldeanlageE. Arseneau,Roger ; Bereznak,John ; E. Osborn,Peter 15 April 1966Full text available |
10 |
Material Type: Patent
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Electronic switching telephone systemArseneau Roger E ; Bereznak John ; Osborn Peter E 30 November 1965Full text available |