Directory of relay protection - Konstantin Georgiev 1977

~10²⁷ €

ended

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Reference on Relay Protection - Konstantin Georgiev 1969

~12⁸³ €

ended

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Construction of energy-saving heating installations 2009

~46²⁰ €

ended

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Schemes of amateur and factory...-Ivan Petrov

~9²⁴ €

1

ended

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Concrete Handbook - Pencho Penchev, Lyubomir Petrov 1980

~6⁴² €

ended

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Engineering Hydrology - Ivan Marinov 1984

~7⁷⁰ €

ended

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Water Supply Networks and Facilities - Slaven Ivanov 1997

~12⁸³ €

ended

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Fundamentals of hydraulics. Water and sanitation

~7¹⁹ €

ended

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Technology of the production of electric machines and apparatus

~4⁶² €

ended

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Work of the electrician on duty at the power plants

~10²⁷ €

ended

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Concrete Handbook - Pencho Penchev, Lyubomir Petrov 1980

~6¹⁶ €

ended

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Arrangement, operation and management of electric vehicles and moto

~11⁸¹ €

ended

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Protection of metals by oxide and phosphate coatings 1961

~7⁷⁰ €

ended

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What the miner should know to protect himself from silicosis

~2⁰⁵ €

ended

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Handbook on Adhesives - P. Novakov, T. Boyadzhiev 1987

~7⁷⁰ €

1

ended

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Low-voltage cables and conductors - Boris Petrov 1964

~2⁵⁷ €

1

ended

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Working with aluminum cables ... Doncho Baramov and others. 1962

~5¹³ €

1

ended

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Wooden bridges - Milcho Brainov, Todor Chavov 1971

~10²⁷ €

1

ended

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Engineering graphics - Hristo Mihailov and others. 2005

~46²⁰ €

ended

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The airplanes of Bulgaria. Part 1 Ivan Borislavov 1996

~7⁷⁰ €

1

ended

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Gas Flame Straightening and Forming - Richard Pfeiffer

~61⁶⁰ €

ended

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Testing and Research of Metal Cutting Machines 1990

~25⁶⁷ €

ended

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Training Sailing Ships - Miroslav Tzanov 1990

~11⁸¹ €

ended

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Adjustment of facilities in electrical substations 1966

~5¹³ €

ended

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Reinforced concrete constructions - Boyan Dimitrov 1987

~7⁷⁰ €

ended

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Electrical equipment of production mechanisms M. Sokolov

~5¹³ €

ended

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Welding in a protective gas environment - T. Tashkov et al. 1979

~20⁵³ €

ended

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Layout of the book - Georgi Varbanov, Petar Atanasov 1962

~5⁶⁵ €

ended

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