gets the value of the serialnumbertype property . concode_field_sep String serialNumberType concode_elem_sep String retailStoreType concode_elem_sep String serialNumber concode_elem_sep List<Question> questionResponse concode_elem_sep String serviceProvider concode_elem_sep String model concode_elem_sep long serialVersionUID concode_elem_sep String msisdn concode_elem_sep QuoteInfo quoteInfo concode_elem_sep String purchaseDeviceSKU concode_elem_sep String manufacturer concode_field_sep List<Question> getQuestionResponse concode_elem_sep String getModel concode_elem_sep String getSerialNumber concode_elem_sep void setSerialNumber concode_elem_sep void setRetailStoreType concode_elem_sep void setManufacturer concode_elem_sep String getPurchaseDeviceSKU concode_elem_sep String getServiceProvider concode_elem_sep void setSerialNumberType concode_elem_sep void setServiceProvider concode_elem_sep String getManufacturer concode_elem_sep void setPurchaseDeviceSKU concode_elem_sep QuoteInfo getQuoteInfo concode_elem_sep void setModel concode_elem_sep String getRetailStoreType concode_elem_sep String getMSISDN concode_elem_sep void setMSISDN concode_elem_sep void setQuoteInfo
String function ( ) { return serialNumberType ; }