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US4023462A
(en)
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Musical instrument tuning device
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US20020184992A1
(en)
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Drumhead tensioning device and method
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US7888568B2
(en)
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Timpani with quick, accurate and programmable tuning system
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US3747463A
(en)
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Musical instrument of the percussion type
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US4278003A
(en)
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Pedal adjustable drum
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US7511210B2
(en)
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Drum rim gap or space dimension gauge
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CN103943097B
(en)
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Stand For Musical Drum
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US4373419A
(en)
|
|
Drum apparatus
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|
US6410833B1
(en)
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Drumhead tensioning device and method
|
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US4312259A
(en)
|
|
Pedal adjustable drum
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US4635524A
(en)
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|
Kettledrum
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US6441286B1
(en)
|
|
Drumhead tensioning device and method
|
|
US3608418A
(en)
|
|
Kettledrum
|
|
US6416029B1
(en)
|
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Support for drums
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US4056998A
(en)
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Tonal pitch indicator for a kettledrum
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US3279299A
(en)
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Kettle drum
|
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US4831912A
(en)
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|
Kettledrum
|
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US6043421A
(en)
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|
Device, having a multi-part pivoting linkage, for setting the tension of a kettledrum skin
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US5487320A
(en)
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Drum and drum gauge
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DE1024321B
(en)
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Kettledrum
|
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US1282406A
(en)
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Tympanum.
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US4674390A
(en)
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|
Kettledrum
|
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US1312771A
(en)
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John vogeler |
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NL1007471C2
(en)
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Sheet tension adjustment device, in particular of a musical instrument.
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US4730531A
(en)
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Kettledrum
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